000 00236pam a2200109a 44500
082 _a531.25
_bB443G
100 _aBenson,Cyril S.
245 1 _aGRAPHIC STATICS
260 _a
_bB.T. Batsford
_c1961
964 _gCIRC
997 _a21251 C
999 _c412070
_d412070