000 00314nam a2200121Ia 4500
008 190711s9999 xx 000 0 und d
082 _a510.78084 H694
100 _aHOELSCHER,R.P
245 0 _aGRAPHIC AID IN ENGINEERING COMPUTATION
260 _aNEW YORK
_bMcGraw-Hill
_c1952
300 _a24X15
942 _cBK
_2DDC
999 _c11038
_d11038