HER
N
HERON contains contributions based mainly on research work performed in I.B.B.C. and STEVIN and related to strength of materials and structures and materials science.
Volume 17 (1970) no. 3 CONTENTS:
Jointly edited by:
P. Stroeven (Stevin-laboratory) Poissons' ratio in uniaxial ten-sion and anticlastic bending of micro concrete and perspex.
STEVIN - Laboratory of the Department of Civil Engineering of the Technological University, Delft, 'l'he Netherlands
and
I.B.B.C. Institute THO for Building Materials and Building Structures, Rijswijk (ZH), The Hetherlands.
Editorial
staff: F.K. Ligtenberg, editor in chief;
M. Dragosavi6, H.W. Loof, P.C. van der Maas, J. Strating, J.G. Wiebenga
Secretariat: L. van Zetten, P.O. Box 49,
