TY - BOOK ED - The Institution of Civil Engineers TI - Proceedings of the institution of civil engineers U1 - 624 PRO 1953 PY - 1953/// CY - London PB - The Institution of Civil Engineers KW - Proceedings | Civil engineering | London N1 - The unwin memorial lecture 1952 the development; Quality control of concrete its rational basis and economic aspects; Correspondence on paper no.5882 ER -