000 00285nam a2200121Ia 4500
008 190719s9999 xx 000 0 und d
082 _a620.1 S617
100 _aSINGER,F.L
245 0 _aENGINEERING MECHANICS
260 _aNEW YORK
_bHarper
_c1954
300 _a23X15
942 _cBK
_2DDC
999 _c45968
_d45968