000 00317nam a2200133Ia 4500
008 210901s1960 xx 000 0 eng d
082 _a620 THR
100 _aThrom, Edward. L.
245 4 _aThe Boy Engineering
260 _aNew York
_bGolden Press
_c1960
300 _a248
650 _aEngineering
942 _2ddc
_cBK
999 _c4551
_d4551