000 00303nam a2200121Ia 4500
008 211209s1974 xx 000 0 und d
041 _aeng
082 _a604.201 516 N74 HEA
100 _aHEARD W
245 _aINTERMEDIATE ENGINEERING DRAWING
260 _aNEW YORK
_bMACMILLAN CO.
_c1974
300 _a96
999 _c16483
_d16483