TY - BOOK AU - Bulson,P.S. AU - Caldwell,J.B. AU - Severn,R.T. TI - Engineering structures: developments in the twentieth century : a collection of essays to mark the eightieth birthday of Sir Alfred Pugsley SN - 0862921058 AV - TA636 .E53 1983 PY - 1983/// CY - Bristol PB - University of Bristol Press KW - Structural engineering KW - History ER -