00443nam a22001697a 4500 12062 12062 210119b ||||| |||| 00| 0 eng d 620.11 P999 4302 Pytel, Andrew Strength of materials 2nd ed. New- York Happer&Row 1962 xviii,590 p. 30.00 Strength of Materials 1607 Singer, F.L. BK 0 0 ddc 0 620_110000000000000_P999 0 22538 CL CL 1969-09-29 Eastern book mart 620.11 P999 03390 2021-01-19 BK