Index to Volume 36
J a n u a r y
t oD e c e m b e r , 1931
C o al A ge
w Jo Co
n r S k
p \
e I
• i j iïss
M c G r a w - H i l l
P u b l i s h i n g C o m p a n y , Inc.
330 W est 42d S treet
New York City
COAL AGE
W ith W hich I s Consolidated 1 1 \ < % ,
T h e “Colliery E n g in eer” and "M in es and M in e r a ls ’ X s K I E iy
IN D E X TO V O L U M E XXX V I
Ja n u a ry to Decem ber, 1931
NO TE— T h e a rtic le s and re feren ces in th is in d ex h a v e been classified u n d e r leading: su b jec ts o r topics, as f a r a s p ra c tic a b le , and sh o u ld be s o u g h t u n d e r s u c h heads, w h ich , to g e th e r w ith all u n classified m a tte r, a re a rra n g e d a lp h a b e ti
cally . Illu s tr a te d a rtic le s o r c u ts s tan d in g by them selv es a r e in d ic a ted by a n a s te ris k ( * ) . T h e s u b je c t m a tte r o f e d ito ria ls w ill be fo u n d classified u n d e r th e su b je c t w ith w h ic h th ey d e al a n d m a rk e d ( e ) . M any title s o f a rtic le s a re a b b re v ia ted , th e a im b ein g to give p ro m inence to im p o r ta n t w ords.
F o llo w in g is a lis t o f th e p a g es in clu d ed in eac h issu e o f th e v o lu m e, to g e th e r w ith d a te and n u m b e r o f th e issu e, fo r convenience of re fe re n c e :
P a g e s J a n u a r y ...
F e b ru a ry ... M - l l g M arch ...
A p ril ...• ■... 109'«/«0 M ;,y : ... 2 2 1-280 J u n e ... 281-344 J u ly ... 3 4 5 -3 9 6 A u g u st (M odel m in in g -)...3 9 7 -4 0 0 S e p t e m b e r ...4 8 1 -5 1 0 O ctober ...t r o 'f i ? ? N o v em b er ...
D ecem ber ... . . ... 01o-0ot>
P ag e
A ccid en ts . „ ^ ,
Can coal im p ro v e s a f e ty re c o rd ? — R ocky
M l. I n s t ... 304
E x p lo sio n s k ill tw elv e ... . . . 600
F a ta litie s , m o n th ly ... 44 , 110, 158. 2 1 0 . 27.3, 3 3 4 , 3 8 9 . 46 0 . 507. 502. 600. 054 F ir e fig h tin g discu ssed by m in e in sp ec to rs 31 7 In d ia n a b la s t k ills 2 9 ... ; . 112
M e c h a n isa tio n low ers acc id e n ts, O hio m e e tin g told ...• ... ¿JJ- N o n -fa ta l a cc id e n ts to be s tu d ie d 271 W est V irg in ia b la s t k ills e i g h t ... 4 1 A cco u n tin g C ash o r in k ? ( e ) ... C ost-co n tro l to o l ... N em aco lin w a tch e s it s c o s ts ... 4 1 - R ep lacem en t c h arg e (e ) ~55
A lab am a , C om m ittee to c o m b at n a tu r a l g a s 39 A la b am a M in in g I n s titu te E lec tio n o f officers A m erican B ar A ssn. . M in eral law sectio n m e e tin g . . . ... A m erican I n s titu te o f M in in g a n d M etal* In rg ica l E n g in eers A n n u a l m e e tin g assem b les y e a r s te c h n ical th o u g h t ... J*;} A n th ra c ite sectio n celeb rate s ... . 341
Coal D ivision d iscu ss u n d e rg ro u n d pro b - lem s ... I /O Coal D ivision m eetin g ... 583
A m erican M in in g Congress C in cin n ati C onvention tec h n ica l p ro g ra m 233 D elib erates o n m o re co m p lete m ech an iza- tio n ... . . . * 02 7 D iscuss p ro g ress o f m e c h a n iz a tio n a t Cin c in n a ti co n v en tio n ... .. T a x e s and b e tte r m in in g p ra c tic e session 42 A m erican Society o f M ech an ical E n g in ee rs F u e ls m e e tin g ... 1&& A n th ra c ite . _ . A u g u st p ric e s . ... * 0 *
E n g in ee rin g service to a n th ra c ite con su m ers. A .S 3 I.E . m e e tin g . . . ...15 5 M ach in es h e lp reg ain lo s t m a r k e ts 04 M ec h a n iz atio n a c ts. R . D. H a ll ...¿*>1 M arch p ric e s ... • " 6 8 M id v alley b re a k e r em bodies new P rin ciples ... .. . . ... 5 / 0 M ine w a fe r g e n erates s tra y c u rre n ts . 0 . H- M a tth e w s ... *89
P it ts to n Coal Co., h o u sek e e p in g . I. A . ^ R ec a p tu re s m a rk e ts fro tm r iv a l fu e ls . . 4 5 2 Sep tem b er p r i c e s ... • • g y l A n th ra c ite C lub o f P h ila d e lp h ia o rg an ized 343 A n th ra c ite In s titu te P la n c o o p erativ e d ev elo p m en t o f h e a tin g e q u ip m e n t ... 500
T o place seal on ap p ro v e d e q u ip m e n t. . ^07
A n ti-T ru s t L a w s. See E conom ics
B
B ackfilling, h y d ra u lic . H . A. D ie rk s . . . . *351P n e u m a tic sto ra g e in G erm any. H . A. D ierks ... *466
B arg e serv ice in a u g u r a te d ... 5 b 1 ^ G e t t i n g th e m o st lif e fro m b e l t s ...264
" V ” b e lt a d a p te d to s h a rp e n e r b y groov- in g flyw heel ... 9 J * P a g e B ig Sandy M ining In s titu te I n it ia l m eetin g ... 561
B la stin g D rive c u ts pow der co n su m p tio n a lm o st one h a lf ... 38 0 Illin o is ru le s on e x p lo siv e ... : . . . . ~b.* Illin o is ru le s 011 sh o tfire rs ... ¿ • ; v * ti41 M agazine k e p t cool in h o t w e a th e r b y # p a in t ... ,--- " 6 5 New e q u ip m en t fo r sa fe ty p ro m o tio n a t C incin n ati Show ... - ... • 30 0 P re m a tu re and h a n g fire explosions, m eet- in g Of A .I.M .E . . . . . . . . ...,1 3 2 T a m p in g m achine fo r flllinsr tu b e s . . . . 20 «
B ook re v ie w s. . . . .2 5 , 1 41. 19 3 , 2 5 7 , 3 / 2 , * 4 3 7 , 4 9 1 , 5 45, f}9o, 039 B o reh o le fa ilu re s ... V v * 600 B osses ta lk i t ov er. See la s t p ag e of index B rier H ill. See Y o u n g sto w n S h eet & T u b e Co. OQrf B rie r H ill Collieries, w in s t a x c a s e ... 38 7 B u re au o f M ines C onsum ption o f b itu m in o u s c o a l... 27 2 D em o g rap h ical d iv isio n c r e a t e d 4 5 Effects o f o v e rh e a tin g ru b b e r-sh e a th e d tra ilin g c a b l e s ... .. . . . . • • • ■ - 5 4 J E x p lo siv es a p p r o v e d . . . . 1 1 5 . »TO. ¡ 8 7 , ^ L a b o ra to ry b ill re p o rte d fa v o r a b ly ... 110
N o n -fa ta l accid en ts to be s tu d ie d . . . . . . ~71
P e rm issib le p la te s i s s u e d . . . 38 , 113. 3 3 7 , 38 5 . 4 5 5 . 55 7 , 00 0 , 049 R ecord in s ig h t fo r co al m in e s afety . S co tt T u rn e r ... >18 S a fe ty in m ines in 1 9 3 0 . S c o tt T u rn e i 69 C able. See W ire Rope C an a d a b a rs R u ssia n a n th r a c ite ... lg * C ap tiv e o w n ersh ip (e ) ... •>«/ C h am b er o f C om m erce , N a tu ra l re so u rce in d u strie s d iscu ss legal b a rs to sta b iliz a tio n ... • ■ • • - 6 8 C itizen s’ P en n sy lv an ia B itu m in o u s Coal C om m ittee A dopts p ro g ram ... 341
C lassification o f coal review ed ... boo Coal Age— h is to ric a l s u m m a ry ... S ta b iliz a tio n p ro g ram fo r b itu m in o u s in d u s trv ... . . . 4 b .* Coal e x p en d itu re s and v a lu e in 1 9 2 0 . . . . 000
Coal M in in g In s titu te o f A m erica H olds 4 4 tli a n n u al m e e tin g ... x■’
C olorado & N ew M exico Coal O p erato rs A ssn. _ Officers elected ... C o m m ittee of Ten— Coal a n d H e atin g In d u s trie s B altim o re g ro u p org an izes ... 650
B roadened service ( e ) ... *3»
C in cin n ati A sso ciatio n fo rm ed ... 40
C leveland m en o rg an ize ... 650
C olum bus to h a v e lo cal b r a n c h ... Dock o p e ra to rs to fo rm c o -o p erativ e a sso c ia tio n ... 1 ’2 " E lec ts officers ... 4 5 b G rim es m ade m a n a g in g d ir e c to r ... N o rth w e st g ro u p to be f o r m e d . . . o tJl O m a h a co o p erativ e asso c iatio n f o r m e d . . 5 0 b P it ts b u r g h o rg an izes lo cal a ss o c ia tio n . . 050
R ep o rt o f m eetin g ... 050
C o n su m p tio n o f b itu m in o u s c o al in U . b .. C onveyors C hain conveyor re p a irs aided b y tension ta k e -u p ... *000
Edgefield Coal Co., c o sts c u t b y m od- e rn iz a tio n . J o h n W ynn, J r ... 9
H ow Sipsey m in e la id p la n s fo r m ech a n iz a tio n . F ie s and L acey, p t . l . . . . * 4 6 2 H o w Sipsey m in e m ech an ized w ith Pr o “ t. F ie s a n d L acy. p t. 2 ... » 3d L o n g w all w ith co nveyors fa v o re d in tw o- y e a r tria ls fo r new T ennessee m in e . . . 2 3 4 M ech an ical m in in g in th e W est— R ocky M t. I n s t ... 3 0 7 Screen s h a k e r re ta rd s speed in d ip con v e y in g ... -6 1 Costs T o n s p e r lin e a r fo o t ( e ) ... 22
C u ttin g M ach in es A tta c k san d ro ck w ith d u c k b ills a n d ro c k - c u tie rs . Sw ann. B ryson and F o s te r . *349 C hain added to c u tte r does s lu in g and lo c k in g ... * lji2 H itc h in g e lim in a te s fo o t b lo c k ... *380
J a c k p ip e a c ts a s lo c k f o r c u tte r ch ain clam p ...*497
M ech an ical m in in g in th e W est— R o ck y M t. I n s t ... 36 7 T im e stu d ie s o f c u ttin g m ach in e o p e ra tio n and lo a d in g m a c h in e. A. F . B ro sk y ...*170
W a te r on th e c u tte r b a r ( e ) ... 22
P ag e
D
D epletion, see T a x e s. D oors padlocRcd on in s id e ... / D rain ag e. See a lso P u m p s a n d P u m p in g . A cidification on in c re a se ? (e ) . . . . 435D am above d ra in a g e su m p tra p s d e b r is . . * 10~. Pro cessin g m in e w a te r. In te rn a tio n a l Con- fcrenee 011 B itu m in o u s C o a l... b~-J S ta n d a rd s re v ised ... 607
T ip p le screen p la te s u sed as su m p s tra in e rs ... D rills a n d D rillin g B est re s u lts fro m a rc w all c u t s ... *3?
B its a re sh arp en e d a t s u b s ta tio n s ...551
W hy ro c k -d rill steel fa ils— w h a t c an be done a b o u t it. 0 . A . K n ig h t... 1 /
E a s te rn Ohio Coal O p e ra to rs’ A ssn. A n n u a l electio n ... lo 6 E a s te rn Ohio C ouncil o f J . A . H olm es S a fe ty A ssn. E le c t officers ... ... lo 4 E conom ics. See also S ta b iliz a tio n . B usiness fo re c a st fo r 1 9 3 1 . V irg il J o rd a n 55 C ap tiv e o w n ersh ip (e) ... 3 9 ' Coal a n d coke earn in g s r i s e ... 38 5 C om m endable s trik e ( e ) ... .. 435
C om p etitio n o f s u b s titu te fu els, 1 9 3 0 . . 85
C o o rd in ated p ro g ra m s ( e ) ... . . . . 281
B itu m in o u s deficit d ecreases in 1 9 2 9 . . . . 047
M r. F a rr e ll s p e a k s ( e ) ... 321
In d o rses W a lte r B u ss’ p la n fo r fixing coal p rices. T h o m as J a m e s ... 441
L iq u id a tio n o f m in e c a p a c ity . T ryon, M etc a lf a n d R o g ers ... ...„ 2 2 M e c h a n iz atio n p ro m ises s ta b i liz a tio n . . . 223
P h ila n th r o p is ts (e ) ... 321
P la in sp e a k in g ( e ) ... - 3
S ta b iliz a tio n p la n offered b y Coal A g e. . 400
T h im e song— 1931 ... 53
V alu e o f c o al la n d s, m e e tin g o f A .I.M .E . 131 V a ria b le s and c o n sta n ts in p ro d u c tio n co sts. E . L . B a ile y ... 123
V olum e v s. p ro fits : a n a p p ro a c h to sta b iliz a tio n . R . N . H a rris , p t. l . . . . * 2 3 9 V olum e v s. p ro fits : w ages n o t only av en u e to m ore p ro d u c tiv e co st-d o llars. R . N. H a rris , p t. 2 ... .. 313
V olum e v s. p ro fits : h o w o ne o p e ra tin g co m p an y b u d g eted c o sts to escape red in k . R . N . H a rris , p t. 3 ... 359
W a n te d : b ill o f rig h ts to l i f t b u rd e n s of a n ti-tr u s t s ta tu te s . L . C. B e l l . . . 19
W ash in g to n p la n s fo r S h e rm a n la w in q u iry ; c o al m en divided on m o d ifica tio n ... 5 7, W h a t is p ro s p e rity ? A ndrew s A l l e n . . . . 198
E d u c a tio n S tim u la tin g q u izzes ( e ) ... 190
E le c tric ity A m m e te r and s h u n ts, ta k in g c are o f . . *264
A ngle m o u n tin g fo r b u ses sim plifies e q u ip m e n t ... *35
B a r c o n n ectio n s a re n e a t, ru g g ed , and accessible ... *498
C able ta k e u p p ro v id es fe e t f o r a u to m a tic tr ip p e r ...*440
C ables— effects o f o v e rh e a tin g ru b b e r s h e a th e d t r a i l i n g ... 549
C h a rt p o sted tells size o f la m p s to u s e . .* 4 4 5 C o n d u it o f ru b b e r h o se on s ta tio n a r y m ach in e ... *497
C o n ta cto r h e a t d ue to p o o r in s u la tio n o f iro n ... - 6 4 0 C o n ta cto r to m e te r lim its d e m a n d 3 2 0 D am aged te stin g e q u ip m e n t c au se tro u b le.* 150 E le c tric a l d a y lig h t fo r c o al p ic k in g ta b le s. Beggs and Owen ... *183
E lec trific atio n p ro b le m s in d ry cleam ntr p la n ts (series p t. 3 ) . W . D. T u r n b u ll.*247 E le c trific a tio n p ro b le m s in m o d ern p re p a ra tio n p la n ts . E . J . G ealy, p t. 1 (se rie s p t. 4 ) ... p t. 2 (series p t . 5 ) ...• 4 7 / G a th e rin g lo co m o tiv e, c h an g e s in design sh o u ld be n o te d ...*149
M ain tro lley k e p t f r e e ... 1 0 - M ine w a te r g e n erates s tra y c u rre n ts . C. H . M a tth e w s ... 289
M o to r g e n e ra to r sets, c are an d o p e ra tio n 3 / « M o to r-g e n e ra to r, slip rin g s fixed ... 98
M o to r h u n g on tig h t w ire fo r s a f e ty . . . .* 2 0 3 M o to rs p ro te c te d a g a in s t d rip b y h a lf b a rre l ... 265
M o to rs p ro te c te d fro m h ig h te m p e ra tu re s by b lo w e rs ...*265
N em acolin M ine— e le ctricity sh o u ld ers th e lo ad ...*421
N ew e q u ip m e n t a t C in cin n ati S h o w . . . *301
N io n in g c ab le added to reel lo co m o tiv e. 100 P o c k e t c o m p a ss u s e fu l in c h ec k in g d.c. feeders ... *601
January-D ecem ber, 1931 C O A L A G E I I I
* P a ^ e E le c tric ity — C o n t’cL
Po le co n n ectio n m ad e th ro u g h trailing:
cab le ... *550
P o w e r g e n eratio n p a r t o f m o d e rn iz a tio n _ p ro g ram o f In d ia n a m in e ... *473
P ic k s h e ated in m in e by a rc to s a lt w a te r ... . . . * 5 5 3 R esistan ce m e te r is a id to e le ctrica l m a in te n an c e ... 643
R eview o f e q u ip m e n t in sta lled — 1 9 3 0 . . 7 6 R ook la r ry p ro p elled by p o w er t a n k . . *498
R ogers B ros. Coal Co. effects s h a r p re- d u c tio n s in po w er c o s ts ...*523
S ig n a l box, locked, in d ic a tes s ta t u s of fireboss in sp ectio n ...*324
S ignal system yields sa f e ty a n d p ro f it. . .* 5 7 0 S ta tic a c c u m u la tio n on cab le c au se s p e c u lia r tro u b le ... S to rag e b a tte rie s in Illin o is m ines, p t. 1 .355 p t. 2 ... *475
S y n ch ro n o u s m o to rs affected by field c u r re n t v a lu e . ... 199
S y n ch ro n o u s m o to r ex cited fro m g en e r a to r e n d ... . ... »99
T e st b u g fo r a r m a t u r e s ... Î 9 1 T e ste r fo r s ta t o r w in d in g s...*148
T e stin g p o ly p h a se w a ttm e te r co n n ectio n s u n d e r flu c tu a tin g lo ad ...*550
T h e rm o sta t a n d re sista n c e s h o ld even te m p e ra tu re ... • • 381
T u rb in e in s te a d o f m o to r d riv e s h e a tin g fa n ... .* 2 0 3 V a u lts p ro te c t b re a k e r s a n d e lim in a te fire r is k ...*5 5 1 W irin g o f m a n u a l s ta r te r fo r d y n am ic b ra k in g ... 33
E xp lo siv es. See B lastinsr E x p lo siv es A p p ro v ed . See B u re au o f M ines P ag e H olm es S a fe ty A ssn. T e n th B itu m in o u s D is tric t C ouncil fo rm ed 271 P a n h a n d le C ouncil fo rm ed ... 050
P o r te r Coal Co. em ployees o rg a n iz e c h a p te r s ... 650
Illin o is C om m ittee a p p o in te d fo r c o al in v e stig a- tio n ... '...4 58 M in eral d ev elo p m en t p la n n e d ... . I l l M odern p re p a ra tio n — h a v e M id-w est fields m e t te st o f co n su m er d em an d ? Cooley and G arcia ... ... 315
Sto rag e b a tte rie s in Illin o is m ines, p t. 1 3 5 5 p t. 2 ... 4 7 o U tiliz a tio n o f Illin o is and In d ia n a coals stre sse d a t M id-W est C o n feren ce. . . . 33 7 Ill in o is M in in g I n s titu te Considers p ro b le m s o f in sid e m o d e rn iz a tio n ... 35 7 M eeting, in Springfield ... 03.5 Illu m in a tio n P a ra b o lic re fle c to r effective fo r h a u l way lig h tin g ... * -0 0 E le c tric d a y lig h t fo r p ic k in g ta b le s. Beggs and Owen ... 183
In d ia n a M o d ern -p re p a ra tio n — h a v e m id-w est fields m e t te s t o f co n su m er dem an d ? Cooley & G arcia ... 3 1 o U tiliz a tio n o f In d ia n a an d Illin o is coals stressed a t M id-W est C o n fe re n ce... 3 3 7 In te rn a tio n a l C onference on B itu m in o u s Coal B o ard n am ed to o rg a n iz e c o n fe re n ce . . . . 113
V a n sa s B oosts its coal
K
047 F a irm o n t Coal O p e ra to rs’ A ssn. P r o te s ts p ro p o sed co al b a n ... 383F a ta litie s . See A ccidents. F e rtiliz a tio n w ith c o al — L e t N a tu re s p ea k (e ) 543 F e rtiliz e r m ad e o f co al? — and now M r. F o rd (e ) 370 F ire . See A ccidents F i r s t Aid a n d M ine R escue C aro lin a m in e w in s c o n te sts ... 450
C resson m eet h e ld ... 38 0 E lk h o rn P in e y w ins c o n te s t ... 558
F ir s t aid co n te sts h eld b y C onsolidation Coal Co... 340
In d ia n a re scu e s ta tio n opened ... nog In te rn a tio n a l c o n te st off ... 33 8 K e n tu ck y h o ld s m eet ... 500
L o ck in g first-aid c a b in e ts . . . ... *440
M ary lan d c o n te st h eld ... 500
M a th e r w in s m e e t ... 558
M eets scheduled ... • 274-
M ine re scu e e q u ip m e n t a t N e m a c o lin . . *427
F ir s t W orld Social E co n o m ic C ongress In te rn a tio n a l p la n n in g fa v o re d ... 505
F ly a sh . w h a t is ? (e ) . . . ... 54™.
F o rem e n . See M ine F o rem en F r e ig h t R a te s C an ad ian ra te ex ten d ed ... 2 0 9 C hicago. B u rlin g to n & Q uincy c u ts coal r a te s ... 207
Coal m en oppose r a te r i s e ... £03
Coal m en undecided on r a te a c t i o n . . . . 3 8 - H ig h e r c o al ra te s ( e ) ... *¿'0
T.C.C. offer in c re a se ... 007
In th e op en (e ) ” 93 In c re a se g ra n te d ... *... 050
In c re a se o p p o s e d ... 5o4 L a k e C argo case d ism issa l asked b y ex a m in e r ... 33 0 P re p a y m e n t ended . ... ” 50
R a te in c re a se w o u ld n u llif y co st re d u c tio n s. G. B. G o u ld ... 4 8 7 R a te s re d u c ed in M iddle W e s t ... 4 5 6 W estern ro a d s a sk r a te s t u d y ... >41 G as in m ines In s ta n ta n e o u s o u tb u rs ts o f gas and oar- b o n dioxide, m e e tin g o f A .I .M .E .. . . 133
G erm any P n e u m a tic sto w ag e m ak es ra p id strid e s in m in es o f G erm any. H . A . D ie r k s .. *406
G re a t B rita in ... A irp la n e p ro p e lle r fa n s in sta lle d in B r it ish m in e s; E v a se s ta c k stu d ied . H en ry B riggs ... 583
C hoosing fa n s fo r m a x im u m efficiency. H e n ry B rig g s ... M erg er p ro p o sed ... • 45 J S tu d y in g a ir p re s su re to c u t fa n costs. H en ry Brigp-s ... 251
G round m o v em en ts in m ines, m eetin g o i A .I .E .E ... 133
H
H a rla n C o u n ty C oal O p e ra to rs’ A sso ciatio n A n n u a l electio n ... u 4 J H a u lag e . See T ra n s p o rta tio n H azard Coal O p e ra to rs ' E x c h a n g e A n n u a l e lectio n ... H o lsts a n d H o istin g _ C ar feed er h o is t ... " J P e d e sta l designed fo r h o i s t . . . . ... S h a f t g u id es oiled b y g ra v ity flo w . . . . S lu sh in g h o is t is e le ctric ... 51L ab o r. See also U nited M ine W orkers. A n th ra c ite m in ers p ro te s t a g a in s t s h u t dow ns ... ...• ... 113
B asin g jo b s on p h y siq u e (e ) . . ... *>9- B ritish an d G erm an m in e rs stag e s trik e s ... 41 , 110 C olorado F u e l & Iro n jo in s w age c u tte rs 45 5 Colorado in v e stig a tio n s ta r te d ... 33 9 C om pensation la w opposed a t R ich m o n d , V a ...• 112
Conference o f o p e ra to rs a n d c a b in e t officers ... * ... 384
E a rn in g s a t b itu m in o u s m ines (ta b le s ) 634 E a s te rn s trik e s fa il to' c u rb p ro d u c tio n . . 45 5 E m p lo y m en t and p a y ro lls in N ov. and Dec ... ; • 114
Glen Alden Coal Co. m in e rs sta g e s tr ik e 2 0 5 Glen Alden s trik e ends in A p r il... ‘-6 9 Glen Alden m ines closed by s t r i k e . . . . 555
Glen Alden m in ers r e tu rn to w o r k 607 H a rla n C ounty em broiled in la b o r tro u b le ... 209
H e n ry c tta m in ers s trik e ... 8*«
I f u n io n iz a tio n ( e ) ... 434
L iv in g s ta n d a rd s (e ) ... 190
L o ck er finds fa v o r ... *44 /
M ech an izatio n — ch allen g e to in d u s try (e) 3 ^0 M issouri tro u b les g ro w ... . . . 049
N em acolin Mine— w o rk e r p ro d u c tiv ity . 39 9 N on-union w ages c u t in n o rth e rn W est V irg in ia ... J?™ On tria l (e) . . ...*,%*■*-,•... .* P h y sic a l e x am in atio n w ould red u ce acci- d e n ts. R. R . S ayers ; *• • • • , 573
P o lice pow er u se p ro p o sed to c u rb coal o u tp u t ... 503
S trik e s in Ohio ... t>07 “ T echnologic u n e m p lo y m e n t (e) . . . oUJ Tim e stu d ies in crease efficiency a t strip m ines. H . C. W id m e r... *2—7 Tools req u ired b y m in e r disp lay ed on b o a rd , ... . 44 /
U nions stru g g le fo r su p re m ac y ... 383
"Washington opposes re d u c tio n in wages 157 L am bie Coal M in in g In s titu te Elects officers ... 40
Iain- and L ég islatio n N et to n legal l o r a n t h r a c i t e . . . 385
Ohio m in in g la w s to bo re c o d ifie d . . . . ¿04
P e n n sy lv a n ia m in e rs oppose c h an g es in law ...3 3 0 P e n n sy lv an ia p o lice b ill p assed ... 209
L o ad in g m ach in es. See M ec h a n iz atio n Lock, tw o-w ay ... . . ... 347
Locom otives. See T ra n s p o rta tio n L u b ric a tio n H ijrh-pressure lu b ric a to r fo r lo a d in g m a- chines ... • • - ... •,* M ain ten an ce is k e y n o te o f N em acolin s safety , efficiency, and to n n a g e ,* 4 2 4 Oil d rip s fro m can s in to ta n k s in s te a d o f on floor ... 444
T a n k s and d n p p a n s sav e o i l ... 149
M
M ain ten an ce . . A lu m in u m p a in t used in h o u sek e e p in g a t P itts to n Co.’s co llieries, I . A. G iven. . C racks in m e ta l re v e aled b y k ero sen e and w h itin g ...* --- - * F a c e p la te is a co m b in a tio n su rfa c e p la te and an v il ..., - • • • , ... • : • • • * K eynote o f N em acolin s safety , efficiency, and to n n a g e ...• ■ • ... * ... Locom otive p it cover o f floor g ra tin g s . . S av in g effected b y a u to m a tic tire fillin g . •Wheels fitted tig h t on a x le w ith screw rod p ress ... * ... **3
600 *320 *424*443 * 2 0 2 *205 Pago M an ag em en t A cco u n tin g as a co st-co n tro l to o l ... 308M akes o r m a rs m ach in es. A.M.C. Con- n v en tio n ... . • ‘«90
O p eratin g in 1931 w ith id eas o f 1913. D. B. L o n g ... 591
O rg a n iz atio n o f C onsolidation Coal C o.. . 181
P e rfo rm a n c e a t N em acolin reflects a d v a n ce p la n n in g o f m a n a g e m e n t’s Prol)- lem s ... .. P h y s ic a l a p p ro a c h to sa fe ty a t W ild w ood. G. N . M c L e lla n ... .* 3 1 0 P ro d u c tio n co st, sp o tlig h tin g v a ria b le s and c o n sta n ts . E . L . B ailey . . . . 1 -3 Voflume v s. p ro fits: an a p p ro a ch to sta b iliz a tio n . R. N . H a rris, p t. l . . . * 2 3 9 V olum e vs. p ro fits : w ages n o t only av e n u e to m o re p ro d u c tiv e co st d o llars. 11. N . H a rris , p t. 2 ... . 313
V olum e v s . p ro fits : h o w one o p e ra tin g co m p an y b u d g eted c o sts to escape red in k . R . N . H a rris , p t. 3 ... 3 5 9 M ary lan d C om m ittee to stu d y co al in Ma r y l a n d . . . 007
P la n aid fo r coal b u sin ess In M ary lan d 50.} M cG raw -H ill P la tfo rm fo r A m erican liusi- ness (e ) 117 M ec h a n iz atio n A n th ra c ite 1 9 3 0 . . . • . . . • • ° 4
A tta c k san d ro clt w ith d u c k b ills a n d rock- c u tte rs . Sw an n . B ryson a n d F o s te r . *349 C hallenge to in d u s try (e ) . . . 3 - 0 C in cin n ati C onvention of A m erican M ining C ongress d iscu sses m e c h an ic a l o p e ra tio n -u u Costs c u t 25 p e r c e n t by m o d ern izatio n a t sm all m in e. J o h n W ynn, J r ... 9
D a n g ero u s d o c trin e (e ) . . . . • • • • , • • • • • ■ D evelopm ent d iscussed. Coal M ining In- s titu te o f A m erica . . . !■> F a c e p re p a ra tio n fo r m ech an ical load- in c. p t . 3. K. E . Caine ... 62»
F a c in g a now e ra (e ) H a u lag e p ro b le m s in m ech an ical lo ad in g p t. 2. K. E . C aine ... ■ • *580
H ow S ipsey m in e la id p la n s f o r m e c h a n iz a tio n . F ie s and L acy . . . ■ ■ ■ H ow Sipsey m ine m ech an ized w ith p ro fit. F ie s and L acy , p t . 2 . . . . H ow to speed p ro d u c tiv ity , A.M.C. t o n - v e n tio n ... •• ~ ° Illin o is In s titu te considers p ro b lem s of inside m o d e rn iz a tio n . . . o o t L o ad in g e q u ip m e n t d iscu ssed a t m eeting o f A I M ... 1
L o a d in g ’ m achine— slide shoes sim p lify m oving o f c a te rp illa r m ach in e - L o ad in g m ach in es a n d to p p re p a ra tio n re c a p tu re lo s t m a r k e t . . . • • • •• iliS M ach in e lo a d in g m eets te s t in O hio. A. F . B ro sk y ... • • ■ A /u M ach in e lo a d in g speeds d ev elo p m en t oi rev am p ed V irg in ia p la n t . . . --- M achines rev o lu tio n iz e la y o u t — A m er. M ining C ongress --- - . . • • • • • • • • • ; • M echanical m in in g in th e W est— Rocicy M ec h a n iz atio n p rin cip les ta k e d efinite fo rm as ex p erien ce grow s. K. C aine, p t . 1 . . . . • • • • • * • ... 0 9 1 M e c h a n iz atio n a n d p ro fits (e ) ---• M ining C ongress d e lib e ra tes on m o re co m p lete . . . . . : • • • • • • • • • • . • * * * o — M ining in th ic k scam s. A.M.C. C onven- ^ Modern* aid s ‘for* m odern m ining— R ocky M t. In st... •‘X? 1930 d ev elo p m en ts ... p r e p a ra tio n fa c ilitie s d o u b led fo llo w in g m e c h an iz a tio n . A. P . B rosky » P ro m ise s s ta b iliz a tio n o f c o al i n d u s t r y .. U nder c o v er jo b (e) ... ■... W here g ra v ity fa ils, m e c h a n iz a tio n acts. R . D. H a ll ... " 31 M erehnm lising. See a lso C om m ittee o f Ten C em ent u sed in fu e l b ric k ... H 'J F u e l u tiliz a tio n , A.M.C. C o n v e n t i o n ---3 0 0 J o b fo r M oses. B. B. L ovins . . . 1 J 8 M o u se tra p s. M ahom et an d s to k e rs ( e l . . 4SS New size offered in I l l i n o i s . . . ...649
P a c k ag e d c o al offered b y C. F . & I. . . . . H i T ra d e m a rk in g coal by a u to m a tic p a in t m a c h i n e s • ■ • • • • ■ • - ... -LOB M id-W est B itu m in o u s Coal C onference R e p o rt o f m eetin g ... M idw est S to k e r A ssn. elects officers ... ~06
M ine C ars. See T ra n s p o rta tio n M ine D oors. Seo V e n tila tio n Mino fo rem en Efficient fo re m a n s h ip a t F e d e ra l * o . 1 m in e ... M ina in sp ec to r T e n u re o f office (e l ...,... M ine In s p e c to rs' In s titu te o f A m erica F ire fig h tin g , g as an aly sis, a n d ro o f fa lls d iscussed a t m eetin g ... J ‘ M ino ro o f , ,, , , A ir cooling to- p re v e n t fa lls o f roof, m e e tin g o f A .I.M .E ... ^34
M ine S a fe ty I n s titu te o r th e W illiam so n Field rrQ F in a l o r g a n i z a t i o n ... Mine T im b ers B ad ro o f m ade safe by h itc h d rillin g . . *821 C om m ittee o f N a tio n a l S ta n d a rd iz a tio n D ivision to stu d y ... " 7 ,. F e e t o f clay (e ) - ■ - l - 'l H eav y sills a n d cap s sav e A m erican ja c k s (e l ... 1 *>h In a d e q u a te s u n p o rt o f ro a d w a y s (e) . . . . 371
M achine lo a d in g u n d e r loose ro o f aided by “V ” tim b e rin g ... ■ 044
M ain h a u la g e w a y ro o fs su p p o rte d b y b ric k and steel c o n stru c tio n ... *442 R o o f fa lls d iscu ssed b y m ine in sp e c to rs. . 31 7
I V C O A L A G E Vol. 36
M ine tim b e rs— C o n t'd .
S teel-p ro p re co v ery (e ) ... 22
S y ste m a tic tim b e rin g n ecessary in N o rth ern W est V irg in ia ... 18 2 Tim bering: c o sts sh o w wide v a r i a t i o n . . . . 24 2 Y ard fo r tim b e r inside th e m in e in su res in te llig e n t s u p e r v i s i o n ... *31
Z -section as a bearing- p la to in tim b er- s e t d e s i g n ... . *370
M ine tra c k s. See T ra n s p o rta tio n Mining: M ethods. See a lso M ec h a n iz atio n , Stripping: B rie r H ill a n o ld m ine, b u t e ffic ie n t. . . .* 4 1 5 Edgrefleld C oal Co.. conveyors u sed on longw all. J o h n W ynn. J r ... *9
F ace p re p a ra tio n fo r m e c h an ic a l load in g . K. E . C aine ... 025
H ig h to n n a g e w ith low h e ad ro o m , A.M.C. C onvention ... 206
H y d ra u lic b ack fillin g a s E u ro p e p ra c tic es it, H. A. D ierk s ...*351
“ L a s t to n ” recovered w h ile m a in ta in in g h ig h d a ily p ro d u c tio n ...*129
L o n g w all w ith co nveyors fa v o re d in tw o- y e a r tri a ls fo r new Tennessee m ine . .* 2 3 4 M ach in e lo ad in g m eets te s t in O hio. A. F . B ro sk y ... *170
M ea su rin g a m in e ... 181
N em aco lin m in in g m eth o d s s tre ss safety , reco v ery a n d p ro d u c tiv ity ... *401
P it ts b u r g h seam m ined w ith o u t d e stro y in g o v e rly in g Sew ickley c o al ... 181
P n e u m a tic sto w ag e in m ines o f G erm any. H. A. D i e r k s ...*466
T im e stu d ie s in crease efficiency a t s tr ip m ines. H . C. W idm er ...*227
Y o u n g sto w n lia s m a d e a new m ine o f D ehue ...*430
M odel m in in g n u m b e r. A u g u st M otors. See E le c tric ity P ag e
N
N a tio n a l Coal A ssn. B uying code a p p r o v e d ... 109C om m ittee to c o o p erate w ith u tilitie s fo rm ed ... 647
C o n g ra tu la tio n s! (e ) 542 D is tric t sales agencies, m erg ers, pro p o sed to s ta b iliz e in d u s try ... 648
D is tric t selling agencies (c ) ... 613
F a v o rs g ro ss incom e b a s e ... 26 8 M a rk e t R ese arch I n s titu te u rg e a d v e rtis in g an d e o -o p eratio n ... 110
N a tio n a l s a f e ty d riv e in b itu m in o u s coal m ines ... 186
S o ft e o al m en m ove to s ta b iliz e in d u s try . 60 5 T o stu d y s ta b iliz a tio n p la n s ... 539
N a tio n a l Coal C redit Co. O rganized ... ...2 7 0 ; 386 N a tio n a l R e ta il Coal M erch a n ts A ssn. “ N a tio n a l C o u n cillo r" p la n d e v e l o p e d ... 109
Officers elected ... . . - . 3 8 6 O pposes coal r a te r is e . ...45 8 N a tio n a l S a fe ty Council M eeting a t C hicago— la y s s tre ss on in d i v id u a l’s p ro n en ess to a cc id e n t ... *578
N a tu ra l Gas A la b am a co al m en to c o m b a t n a tu ra l g a s 39 B u tte lin e co m p leted ... 558
C onversion o f coal-fired b o ilers anil fu r n aces to gas-firin g , A .S .M .E . m e e tin g . 155 D ev elo p m en ts 1930 ... 8t? E conom ics o f u tiliz a tio n , m e e tin g of A .I.M .E . ... 132
G rav ey ard w h istle rs (e) ... 371
P e n n sy lv a n ia C om m ission re fu s e s p e rm it. 209 P ip e lin e o f 80 5 m iles c o m p l e t e d 50 2 Sales decline ...1 11. 27 0 . 4 5 7 . 605 Sales d ro p in 19 3 0 ... 156
T riu m p h o r tra g e d y o f th e s ta t u s quo (e ) 139 N em aeolin, See Y o u n g sto w n S h eet & T u b e N ew E n g lan d F u e l & T r a n s p o rta tio n Co., Co. efficient fo rem a n sh ip a t F e d e ra l N o. 1 m in e ... 238
New E q u ip m en t B earin g fo r h e a v y d u ty ...*567
B earing, s e lf p ro te c te d b a l l ... 566
B e lt-tra in e r ... 611
C able, in s u la te d a l u m i n u m ... 2 1 S C ar p u llin g u n it ... *566
C arbide u n i o a d e r ... *217
C ars. See T ra n s p o rta tio n C lassifier h a s new h ead m o t i o n ...*515
C oal p u lv e riz e r ... *612
C om pressors, b a ll b e a r in g ... 654
C onveyors B elt co n v ey o r c a r r i e r ... 22 0 S h a k e conveyor d r i v e ... *51
N ew eq u ip m en t sh o w n a t C in cin n ati Show ... *301
S creening an d conv ey in g on sam e u n i t . *217 C oupling, flexible ...*394, *279 C ru sh ers, sw in g -h am m er . ... 2 7 8 C u ttin g m ach in es New eq u ip m en t sh o w n a t C in cin n ati Show ... *302
C u ttin g to rc h u ses gaso lin e ... 5 6 7 D ipper fr o n t clean s c o al ... *654
D rill, g as-p ro o f ... *654
D rill sh a rp e n in g m ach in e ...*567
D rills, s h o rtw a ll pow er, d e ta ch a b le b its , *514 D rive u se s le a th e r b e lt ... *01-9 D rive, v a riab le-sp eed s to k e r ... 655
D u m p c a r ...*396
D um p tra ile r s f o r h a u l i n g ...*611
E le c tric ity A u d io -freq u en cy co n tro l s y s te m ... *50
B a tte ry , new’ ... . ... 56 6 C lu tch , m a g n e tic ... *167
C o n d u its o f fib e r... 612
E le c tric ity — C ont’d. C o n tro l desk fo r tra n s fe r b rid g e . . . . 656
C o ntroller, a u to m a tic fo r m ulti-speed m o to rs ... *168
D rills a t C in cin n ati S h o w ... .. .* 3 0 2 D riv e u n it, variab le-sp eed ...*396
F lo o d lig h t p ro je c to r ...*568
F u rn a c e , h ig h te m p e ra tu re ... *568
H o ists a t C incinnati S h o w ... *302
In s u la to r, tw o-spool feeder ...*395
L ig h tin g c o n tro l ... 567
L iu e s ta rte r, explosion te s t e d ...*513
L o ad c en ter o b v ia te s fu s e s ... 611
M ercu ry tu b e r e l a y ...*219
M o to rs, inclosed, fa n c o o le d ... *278
M o to rs, sm all d ire c t c u r r e n t ... 611
O verhead tro lley m a te r ia ls ... *164
P o rta b le te stin g k i t ... *516
P o w e r b o n d ... *218
P o w e r sav in g s s o u g h t a t C in cin n ati Show ... *305
P u lley , m ag n etic s e p a r a to r ... *167
P u s h b u tto n co n tro l fo r llo o r o p e ra te d c ra n e ... *568
P y ro m eter c o n tro lle r ... 3 9 6 R elay s offered ... 50
S ta rte r, a u to m a tic ...*168
S ta rte r, a u to m a tic fo r m u lti-sp eed m o to rs ... *167
S ta rte r, explo sio n -p ro o f ... 610
S ta rte r, oil-im m ersed “ T h e rm a lo a d ” . . *164 S ta rte rs a re ex p lo sio n -p ro o f . . . 611
.S w itc h , c irc u it b re a k e r ... *218
S w itch , fo r u se w ith c h an g eab le-p o le m ulli-speed m o to rs ...*166
Sw itch , “Ir o n c la d ” p u s h b u t t o n ...*165
Sw itch , m ag n etic ... *568
Sw itch , p re ssu re ... *165
Sw itch , p u s h -b u tto n m a ste r s t a t i o n . . . *165
Sw itch , safety ... .. . . *512
S w itch g ear, m etal-clad ... *279
T e stin g device fo r p o rta b le e q u ip m e n t. *279 Tim er, w ork-cycle ... *165
T ran sfo rm er, i n s t r u m e n t - c u r r e n t ... *50
T u rb in e, sm all m e c h an ic a l-d riv e stea m *166 U n d erg ro u n d cable b o x ... *280
W elder, sem i-a u to m atic shielded a r c . . *166
F a n , m in e ... *655
F ire e x t i n g u i s h e r ... *219
G as a n aly ze rs ... *218
G ears, welded steel ... *512
H a t— “ SkU llgard” ... *515
H ats, h a rd b o ile d ... *396
H eater, electric s p a c e ... 65 5 In sp e ctio n c a r ... *51
Iro n -tin alloy, ru s t-re s is tin g ... 654
L o a d in g m ach in es C raw ler load er h a s h e lic a l fe e d e r. . . . *516
N ew eq u ip m e n t sh o w n a t C in cin n ati Show ... *301
P it-c a r ty p e lo ad er ... *52
T rac k -m o u n ted load er ...*216
L oco m o tiv e fo r s trip p in g ... *513
Locom otives, oil-electric ...*50. *394 L u b ric a tio n , grease developed ... 50
M anganese steel feed er ... 610
M eth a n e in d ic a tin g d e te c to r ... *51
O iler, a u to m a tic rin g ... *168
P ic k in g ta b le ...*394
Pip e, fiber ...*168
Pip e, wood l i n e d ... *218
P u m p fo r a b ra siv e l i q u i d s ... *394
P u m p fo r liq u id s c a rry in g solids ... *515
P u m p , p n e u m a tic su m p ... 2 1 9 P u m p an d m o to r in one u n it ...*516
P u m p s e x h ib ite d a t C in cin n ati S h o w . . . .* 3 0 8 R u b b er, self-v u lcan izin g ... 168
Saw , p o rta b le t i m b e r ... *280
Screen, v ib ra tin g ... *395
“ S elsyn” sy stem o f c o n tro l fo r cem en t k iln ...*516
Sheave, lig h t w eig h t s t e e l ... *567
S hovel, c o n v ertib le ...*514
Shovel, c ra n e d ra g lin e ...*610
S hovel and d rag lin e. D iesel-eq u ip p ed . . . . *279
S hovel, d ip p e r re in fo rce m e n t ... *51
Specialities offered by in d u s try a t C in c in n a ti Show ... *308
Speed re d u c er ... 6 5 5 S ta b iliz e r f o r v ib ra to rs ... 611
Steel reel ...*167
T ran sm issio n , inclosed ... *654
T ran sm issio n , v a ria b le s p e e d ... *164
T ro lle y c la m p ... * 3 9 5 T u rb in e , m ech an ical d riv e ... *612
V acu u m tra p developed ... *611
V alve, g ate, sealed ¿w ith oil ... 655
V alve, solenoid ...*656
V alve w ith new p r i n c i p l e ... 012
V alves, b ro n ze ... *219
V e n tila tin g tu b e ...*655
V u lcan izer. p o rta b le ... *280
W elder, a u to m a tic a to m ic-h y d ro g en . . . . *568
W elding a c c e s s o r ie s ... *566
W elding elbow s ...*396
W elding electro d es; m o to r b a se ... 610
W elding e q u ip m e n t ...*216
W elding m ach in e ... *395
W elding process d e v e l o p e d ... *27S W elding p u t t y ...<280 W elding set ... *656
N ew R iv e r Coal O p e ra to rs’ Assn. A n n u a l m eetin g , electio n ... 36
N o te s F ro m A cross th e Sea B ack fillin g in G erm any ...*256
“ B ro a d -c u ttin g ” in G erm any ... 638
C ap a n d p o s t shoes used in G e rm a n y . . . . 24
C lean in g c o al in E n g l a n d ... 256
D an g ers o f co al d u s t ... *544
D an g ers o f crevices w h ich in te rs e c t a sh o th o le— G reat B rita in ... 4 9 0 D u ra lu m in f o r m in e c a g e s ... 594
E d u c a tio n a t G erm an m i n e s ... 192
F re n c h d e p o sit o f lig n ite ... 19 2 Illu m in a tio n o f m ine w o rk in g s, E n g lan d 192 L e a k a g e of p illa rs ... 37 2 L ig n ite m ines in G erm any ... 639
P a g e P age N o tes fro m acro ss th e sea— C ont’d. M ea su rin g th e flow o f co m p ressed a ir in G e r m a n y ... 490
P e tro g ra p h ie c o al s e p a r a t i o n ... *322
P e tro g ra p h ie s e p a ra tio n o f c o al in G reat B rita in ... 4 3 6 P e tro g ra p h ie s e p a ra tio n o f c o al in G er m any ... 4 3 6 R o o f a ctio n ju d g ed by m e a su re m e n ts in S co tlan d ... 37 2 L ow te m p e ra tu re c a rb o n iz a tio n in E n g la n d ... 322
M odern s ta n d a rd s o f size and w e ig h t o f e q u ip m e n t in E n g la n d ... 594
R ed u cin g th e c o st o f m a k in g g a s ... 192
S c ra p e r u sed in E n g la n d ... *544
Steel rib a rch cs, re se a rc h in E n g la n d . . . 1 4 0 S trip p in g in G erm an y ... 140
T e m p e ra tu re a t w h ic h ex p lo siv es w ill b u rn needs to be r a i s e d ... 24
Tw o b a th -h o u se s in E n g lan d a n d S c o tla n d 140 V e n tila tio n fa n s in G erm any an d S o u th A fric a ... 140
O
O b itu a ry A llen, A n d rew s ... 207B arg er. D. H ... 343
Bell. H u g h ... 38 8 B rady, S. D ...: ... 34 3 B re n n an , W. D ... 652
B rooks. C h arles A ...: ... 43
O arr. H. L ... 38 8 C h ap m an . W. J ... 45 9 C hilson, E rn e s t ... 43
C lark , H. B ... 343
C layton, E . R ... 60 8 C ollins, C. A ... 209
Cook. A. J ... 608
C o rtrig h t, H a rry K ... 652
Coseo, F . C... 652
C rocker. C: H ... 343
D avis. T h o m as P ... 43
Des C ognets. L o u is ... 209
D ittm a r, H e r m a n ... 209
F a rn h a m , S. W... 209
F o rb es, A rch ie ... 114
H a rts h o rn . J o h n G... 114
H a sk e ll. P . H ... 2 7 2 H u n te r, J o h n ... 2 7 2 In g ra m , J o h n ... 43
Jo n es, W i l l i a m ... 3 8 8 K ilp a tric k , W o rth ... 6 0 8 L a n d s tre e t. F . S ... 157
L a tu d a , F r a n k ... 3 4 3 L egendre, T h e o d o r e ... 459
L u m ag h i, L o u is F ... 503
M ark le\ A Ivan, S r ... 209
M ath e r, S am u el . . ... 608
M cClary, Jo h n B ... 114
M egeath, G. W ... 209
M usgrove, L. B ... 4 5 9 N ew ton. J o h n B ... 55 8 N o rto n , W . S ' . ... 4 5 9 P a r r , S. W ... 34 3 P a rr is h , G. F re d e ric k ... 114
P e rry , H erm an ... 272
P ic to n , J o h n L . . ... 114
P o sto n . E . M ... 608
P r a t t , E rn e s t C... 43
S an b o rn , E . I I ... 459
S au n d ers, W . L ... 3 8 8 Sayers, A . J ... 608
S co tt. F ie ld ... 608
Spens. C onrad E ... 505
T a it. A. H ... 503
T a p p e r. W illiam R ... 114
W alter. R . A ... 608
W h ite, J o h n L ... 652
W h iteley , J . S ... 652
W iley, W. M ... 386
W illiam s, W illia m B ... 4 3 W illiam s, W . I I ... 6 0 8 Oil b u rn e rs sales decline . ... 206
Oil im p o rts to b e c u r b e d ... 208
O p e ra to rs A ssn. o f th e W illiam son F ie ld B oosts co al ... 554
E lectio n o f officers ... 651
S a fe ty c o m m itte e a p p o i n t e d ... 4 5 7
P
P a in tin g A lu m in u m p a in t u s e d in h o u sek eep in g a t P it ts to n Co.’s co llieries. I. A. G iven. . *3P a n h a n d le Coal M in in g In s titu te A n n u a l e le ctio n ... I l l P e n n sy lv a n ia Coal re co v ery in creased . ... 180
Coal and Iro n P o lice e n d e d ... 387
P e rso n n e l Changes A dam s, W. W ... 45
A llen. A rth u r ... 505
B ailey. E . L ... 2 0 8 B lackw ell, E d w a rd ...* 208
B o tto m ley . J . A ... 20 8 B tydon, J o h n C... 652
B u rm e ister, R . J ... 115
C arlyle. E . J . . ... 6 5 ^ C lark , E . D ... 208
C oates. H a ro ld W ... 115
Connell. C has. A ... 109
C u n n in g h am . W a lte r H ... 556
D ay. F r a n k lin K ... 505
D evlin, E . J ... 38 6 D isque, B. P ... 4 5 2 D oolin, J o h n R ... 115
E av en so n ; H . N ... *500
E s till. R. R ... 2 0 8 E v a n s. R. A ... 65«
F e tte rm a n , N . L ... 652
F ie ld n e r, A. C... 386
G allag h er, G eorge P . ... 652 G allag h er. M ich ael ... 1»2
January-D ecem ber, 1931 C O A L A G E V
P e rs o n a l ch an g es— <
G ibbons, C. A.
G illette. G. M.
G leason, F r a n k A G ordon, E . B. . . G ray, F . W ...
G riffith, E d w ard
P ag e
1
.... 43
... 652
... 157
... 4 5 8 208 208 Grim es, O liver J ... 112
H onnold, F re d C... 40
H osm er, Sydney B ... 115
H ow ard, D aniel ... 4 5 8 H ow e, J . A ... . ... 343
Jen k in s, T . E ... 380
Jo h n so n , C lark M ... 652
Jo n es, Sheldon ... 652
K ennedy, J o h n 0 ... 260
K iessling. D r. O. E ... 45
K ilp a tric k , G eorge W ... 652
L y m an , J . E ... 505
M ark s, J o h n B ... 43
M artin , J . D. . ... 115
M cB rayer, J . L ... 560
M cQuade, J o h n ... 157
M ehren, E . J ... *456
M illard , D o u g las ... 157
M iller, A. S ta n le y ... 1 1 5 M oorshead, A. J ... 45 8 O’B rien. T . J ... 45 8 P arm elee, H . C... 650
R e u te lh u b e r, W . A ... 652
R ow e. E . J ... 272
Scholz, C arl ... 4 5 8 S c h ro u t, J . E ... 505
S ch u m an n , T . E . W ... 208
Sisk. A. B ... 343
S m ith , R a lsto n F o x ... 157
S tith , V an B ... 115
S tu a rt, H a r o l d ... 4 0 S uender, E . H ... 115
Sw ayne. N o a h H ... 100
T a y lo r, H a rry N ... 154
T h o m as, H o w ard J . . . . , ...157, 272 T h o m as. P . C... 157
T u ck , L a fa y e tte ... 343
W ade, E . C... 386
W alsh. J . J ... 5 0 5 W ard , Geo. S ... *651
W illiam s, D. F ... . 208
W illiam s, J . P . J r ... 157
Winning-. E . B ... 343
Y a n t. W. P ... 115
P o c a h o n ta s O p e ra to rs ’ A ssn. N am e in ju n c tio n u p h e ld ... 385
Officers elected ... 382
P o w e r fa c to r. See E lec tric ity P o w e r g e n eratio n . See E le c tric ity P re p a ra tio n A n th ra c ite 1 0 3 0 ... 64
B in lining: ch an g ed fro m steel to c o a l . . *603
B o x -car sh ip m e n ts s t a r t e d ... 647
C leaning— n ecessary p a r t o f m e c h an iz a tio n , A.M.C. C onvention ... 290
Coal d iv isio n o f A .I.M .E . d iscu sses 583 C ru sh er o f sim p le desig n h a n d le s special jo b ... * 6 0 2 . D ry cle an in g in M ead m ines, p la n t m od e rn iz a tio n ... *510
D ry c le an in g p la n t an d lo ad in g m ach in es re c a p tu re lo s t m a rk e t ... *118
Efficiency an d o p e ra tin g econom y in new M ayflow er p la n t ...*174
E lec tric a l d a y lig h t fo r coal p ick in g ta b le s. Beggs and Owen ...*183
E lec trific atio n p ro b lem s in m odern p re p a ra tio n p la n t. E . J . G ealy, p t. 1 & 2 (series p t. 4 & 5 ) ... *346, 4 7 7 E le c trific a tio n p ro b le m s in d ry c lean in g p la n ts . W . D. T u r n b u ll (series p t. 3 ) *247 G ra v ity a d ju stm e n ts fo llow feed c h a ra c te ris tic s a t O hio w asliery. A. F . B ro sk y ...*527
H o u se-coal-bin a rra n g e m e n t av o id s con fu sio n ... *102
Illin o is, new size offered ... 640
L ev el in d ic a to r— h in g ed p a d d l e . .* 6 0 2 M ech an ical p re p a ra tio n d e m o n stra ted a t C in cin n ati Show ...*307
M ec h a n iz atio n o f m in e d o u b les p re p a ra tio n fa c ilitie s . A. F . B r o s k y . *5 M id v alley b re a k e r em bodies new p rin cip les in co al c le an in g ... *575
M odern p re p a ra tio n — h a v e m id-w est fields m e t te s t o f co n su m e r d em an d ? Cooley and G arcia ...31 5 N em aco lin m e c h an ic a lly m ixes an d cleans its e n tire o u tp u t ...*408
N ew c o n stru c tio n , 1030 rev iew ... 02
N ew p la n t c o n s tru c tio n . . . .3 6 , 152, 204, 26 7 , 3 3 6 , 38 2 , 45 2 . 50 0 , 55 4 , 604, 647 R a ilro a d co m m issio n ed to d isp o se o f m in e re fu s e ... *646
R efu se d isp o sa l co st. A.M.C. C o n v en tio n . 207 R efu se d isp o sa l system co n tro lled by to p o g ra p h y a n d m a x im u m c ap a c ity dem an d s ... 630
R ock d u s t c o m b a ts c o al d u s t in d ry clean in g p la n t ...*381
S tr u c tu re t h a t h o u se s p re p a ra tio n p la n t. A. A llen (se rie s p t. 2 ) ... . *1*.> S u itin g th e p la n t to th e jo b . J . B. M orrow (se rie s p t. 1 ) ... 57
T h ird In te rn a tio n a l C oal C onference dis- cusses ... 023
T ra d e m a rk in g coal b y a u to m a tic P a in t m a c h in es ... *188
V ib ra tin g screen s h a n d le sizin g jo b s a t S y racu se tip p le ... *48o P rice s P r ic e h a s its effect (e) ... 25.> M ain ten a n c e c u ts ... 640
P u lv e riz e d c o al sold in Io w a ... ¿6 7 P u m p s a n d P u m p in g A cid m ine w ater, C oal M in in g I n s titu te . . 13
A u to m a tic e q u ip m e n t econom izes p u m p ing c o st a t Illin o is M ines. J . M. Jo h n so n ... * • ■ 01 /
P u m p s an d p u m p in g — C o n t’d. One u n it p u m p s to w n w a te r fro m tw o e le v atio n s ... *34
P rim in g ta n k in su c tio n l i n e ...* 1 4 8 Sto rag e in su ctio n p ro v id es a u to m a tic p rim in g ... *645
V alves, a ir, aids d ra in in g o f w a te r lin e s . *101 W orn p u m p p a ck in g m a k e s th re a d le ss p ip e jo in t ... 003
P ag e
R
R ailro a d s B. & O. R .R . denies in te rferen c e w ith co al o p e ra to rs ... 383M ake fu el rec o rd . ... 500
R ead in g to a sk tra c k re s to ra tio n to re claim a n th ra c ite ... . 274
R efu se d isp o sal. See P r e p a ra tio n . R esearch A n th ra c ite re sea rc h , A.M.O. C o n v en tio n . 205 C o operative p la n fo r coal m en a n d u n i v e rsitie s ... 27 2 In p ersp ec tiv e (e ) ... 320
New R iv er o p e ra to rs a sk re s e a rc h sch o o l 11 0 1 0 3 0 coal r e s e a r c h e s ... 72
U ta h E n g in eerin g C ouncil a sk fo r s ta te fu n d ... 110
R ock d u st C om bats coal d u s t in d ry cle an in g p la n t. *381 R ocky M o u n tain Coal M ining In s titu te E lectio n o f o f f i c e r s ... 341
M eeting su rv e y s te c h n ica l a n d econom ic p ro b lem s ... 30 4 R oss M in in g In s titu te Q u a rte rly m eetin g , electio n ... R u ssia F e w e r a cc id e n ts th a n h a s been rep o rted . J . H . P i e r c e ... S oviet p u sh es co al p r o d u c t i o n ... S oviet w ages in creased ... 115 441 500607 S a fe ty A ccidents cau se d by fu n c tio n a l d is tu rb ances. M. E . F u lk ... 7
A ir cooling to p re v e n t fa lls o f ro o f. m eetin g o f A .I.M .E ... 1 3 4 A la b am a m ines m a k e re c o rd ... 640
A w ards p re sen te d b y B u re a u of M in es. . 3 4 1 . 3 8 2 A w ard s p re sen te d in Illin o is ... 343
A w ard won by P e n n C e n t r a l ... 3 4 1 B arn es & T u c k e r Co., m in e rs a tte n d m eetin g ... 243
B asing jo b s on p h y siq u es (e ) ...502
B roken ro p e s e ts sp ra g s on in clin e c a r . . *645
B ucket e le v a to r is p ro te c te d ...*266
Can coal im p ro v e s a fe ty re c o rd ? — R ocky M t. I n s t... 3 6 4 C ard c a u tio n s each m a n ... *266
Clevis pin h o ld s in h a rd s e r v i c e ...*203
Coal division o f A .I.M .E . discu sses . . . . 583
Coal M ining In s titu te d iscu sses ... 13
D e p artm e n t o f M ines o f W est V irg in ia w arn s o f d ry c o n d itio n s ( e ) ... 138
E fficient fo rem a n sh ip a t F e d e ra l N o. 1 m in e ... . . ... 23 8 E v ery b o d y ’s jo b a t N em aco lin ...*427
F a llin g coal a re a p ro te c te d b y f e n c e . . . *100
F a ta litie s in 1 0 3 0 ... 60
F ire e x tin g u is h e r p ro m in e n t ... *380
F ire fig h tin g , g a s an aly sis, a n d ro o f fa lls discussed by m in e in sp e c to rs ... 31 7 F ire w ould open s w itch an d s t a r t s p r i n k l e r ... *447
Ga'te is in te rlo c k e d w ith re fu se f e e d e r .. *644
G u ard s o f w ire m esh w ith do o rs allow in sp ectio n ... *202
H and-hold o n c o u p lin g h o o k sav es fingers*379 H an g h o o k sa fe ty s p ra g sav es fin g e rs. . . *266
H a n n a Coal Co. r e c o r d ... 50 4 M ines reduce a cc id e n ts ... 649
H ow m a n y co u ld p a ss a te s t? (e ) ... 23
H ow to a ch iev e sa fe ty — A m er, M ining C ongress ... 291
K eystone m ine, K oppers C oal Co., aw ard ed tro p h y ... 649
L o ck o n c h a in h o is t p re v e n ts in ju ry to h an d s ... *603
L ocked c u tte r c h a in s p re v e n t accid en tal s t a r t i n g ...*379
M ain h a u la g e w a y ro o fs su p p o rte d by b ric k a n d steel c o n stru c tio n ...*442
M a th e r co llieries h o ld s a f e ty b a n q u e t. . . . I l l M echanical lo a d in g s a fe r th a n h a n d lo a d ing. m eetin g o f A .I.M .E ...132
N.C.A. a n d m in e c h ie fs c o n fe r on sa fe ty p ro g ram ... 45
M ines m ak e s a f e ty re c o rd s ... 4 5 7 N a tio n a l d riv e in b itu m in o u s co al m ines lau n c h ed b y N a tio n a l C oal A ssn ... 186
N atio n a l S a fe ty C ouncil la y s s tre ss o n in d iv id u a l’s p ro n en ess to a c c i d e n t ...*578
N ellis m ine celeb rate s rec o rd . . . 1 1 3 N ew life fo r s a f e ty (e ) ... 169
N ew p ro d u c ts f o r s a f e ty p ro m o tio n a t C incin n ati Show ...*306
O hio S a fe ty C ongress, m e e tin g ...271
One m ore re a so n p e rh a p s (e) . . . 5 4 2 P a in t k e ep s m a g a zin e cool in h o t w e a th e r *265 P e rm issib le eq u ip m e n t. See B u re a u o f M ines P e rm issiv e o rd e rs a n d s a fe ty (e ) . . . 592
P h v sic a l a p p ro a c h to sa fe ty a t W ildw ood. G. N . M cL ellan ...*310
P h y sic al e x a m in a tio n w o u ld re d u c e acci d e n ts. R . R . S ayers ... 573
P n e u m a tic c le an in g p la n ts h a v e new code 159 R ecord in s ig h t fo r c o al m in e s a fe ty . S c o tt T u rn e r ... 518
S a fe ty — C o n t’d. R ecords of s a fe ty w o rk (e ) ... 321
S av in g lives a n d lim b s by sy ste m a tic p lan n in g . G. N . M cL ellan ... 243
Signal box, locked, in d ic a tes s ta t u s of fireb o x in sp ectio n ...*324
S lack n o t good in sa fe ty c h a i n s ...*553
S o u th e rn A p p a lac h ia n O p e ra to rs m ake r e c o r d ... 557
T e n u re o f office (e ) ... 254
T e rre H a u te m ine fo rem en h o ld an n u al s a fe ty m eetin g ... *649
T r a n s p o rta tio n code ap p ro v e d ... 385
U nion Pacific Coal reduces accid en ts per to n s h ift. E u g en e M c A u l i f f e ... 48 7 W est V irg in ia I n s titu te d is c u s s e s... 010
W alk er C ounty. A lab am a, m ines ru n w ith o u t f a ta litie s ... 560
W a te r o n th e c u tte r b a r (e ) ... 22
W oodw ard Iro n Co. M akes sa fe ty reco rd s ... 112
R ecord a t M u lg a m in e s . . . 2 0 7 Y o u n g sto w n h a s m ad e a new m ine of D ehue ...*430
Sand, ele v atio n and h a n d lin g ... 500
S m oke A b a tem en t B altim o re o rd in a n c e e f f e c t i v e ... 500
O rdinance a d o p ted in H ud so n c o u n ty . . . . 100
P u r e a ir co m m itte e n am ed ... 007
R eview a t A .S.M .E. m eetin g ... 155
Sm okeless Coal O p e ra to rs’ A ssn. o _ A n n u al m eetin g , electio n . ... 30
E lec tio n o f officers ... 051
S o m erset M in in g In s titu te Officers elected ... ” 00
S o u th e rn A p p a lac h ia n Efficiency A ssn. S o u th e rn A p p a lac h ia n Coal O p e ra to rs' A sso c iatio n A n n u al m eeting, electio n o f officers. . . . 050
P la n s s a f e ty d riv e ... 154
S a fe ty r e c o r d ... »»7
S o u th e rn W yom ing C oal O p e ra to rs’ Assn. Officers elected ... 45 7 S o u th w e st P o w e r C onference Coal m en p a rtic ip a te ... ' S ta b iliz a tio n A iding th e c o al in d u s try — a n o th e r p la n . M. L . O’N eale ... 591
B itu m in o u s m en, s ta t e a u th o ritie s , m ove to sta b iliz e in d u s try ... • 005
Coal A ge p ro g ram fo r b itu m in o u s in d u s try ... 40.)
Coal A ge p ro g ra m w ins w ide c o m m e n t. . o.jh D is tric t selling agencies ( e ) ... 613
D is tric t sales agencies and m erg ers p ro posed by N.C.A. c o m m itte e ... 648
H ope fo r in d u s try lies in m a rk e t g ro w th . 604 N o t a jo b fo r G eorge (e ) ... 517
P la n s pro p o sed ... •>§•> P ro d u ctio n co n tro l a n d th e la w (e ) . . . . 560
Self-help fo r co al (e ) ... 401
S ta b iliz a tio n and th e a n ti-tr u s t la w s . . . . 589
T h e Sw ope p la n (e ) ... • • 54
S tocks, b itu m in o u s c o a l . . . . 1 50, 3 4 0 . 5 0 2 , 650 S to k er, offered b y C on so lid atio n Coal C o.. . 500
S to k e r M a n u fa c tu re rs ’ A ssn. S to k e r d ev elo p m en t i n d o r s e d ... 341
S to k e rs N ew a u to m a tic sto k e r ... 558
R eal a m m u n itio n (e ) 251
Sy m p o siu m o n sm all sto k ers, A.S.M .E. m eetin g ... 15»
S trip p in g M in in g co al b y s trip p in g m ethods, m eet- in g o f A .I.M .E ... 132
T im e s tu d ie s in c re a se efficiency a t s trip m in es. H . C. W i d m e r ...*227
Subsidence , , on M o n o lith ic h e te ro g e n es (e ) ... lo ll S u p p lies . B in lit b y e x te n sio n r e e l ... 4
E x p e n d itu re s f o r m a te ria ls a n d su p p lie s in 1930 ... » I S u rv ey s a n d S u rv ey in g A d ju s tin g ra n g e fo r su rv e y in g in s tr u m en ts ... 1 4 / A id in su rv e y c h a in in g in h illy c o u n t r y . . 33
S ig h tin g sp ad s in rib s a ss is t g ra d in g . . . 101
T ag s a tta c h e d to sp ad s ... 4 45 Pago
T
T a riff C an ad a e x em p ts a n th r a c ite ... 5 5 8 C an ad a i n c r e a s e s ... 3*>0 L ig n ite on free lis t by C a n a d a 457 T axes A la b am a opposes co al ta x ... 208A la b am a u rg e s e lim in a tio n o f to n n ag e ta x e s ... ? 8 6 C ongress co m m itte e c an v asses view s on m ine d ep letio n ... 4 0 D ecision in coal case fa v o rs o p e ra to rs . . . 500
M o d ification o f d e p le tio n ru le s to be p u sh ed by N .C.A ... S u rfa ce la n d c o st in clu d ed in d e p le tio n . 040 T elephone P a rk w a y cab le fo r t e l e p h o n e s ... 201
S w itch , fo o t p edal, p ro v id e s official line o u tsid e ... *200
Sw itch es in place o f sp lices ... 551
T h ird In te rn a tio n a l Coal C o n fe re n ce 614 P re p a ra tio n d iscussed ... 623
P ro ce ssin g o f m in e w a te r ...620
T im e S tu d ies C u ttin g m a c h in e o p e ra tio n a n d lo a d in g m ach in e. A. F . B ro sk y ... *170
H iirh to n n a g e w ith low h e ad ro o m . A.M.C. C onvention ... 290
In c re a se efficiency a t s trip m ines. H . C. W idm er ... *227
