000 00289nam a2200121Ia 4500
008 220201s1970 xx 000 0 eng d
082 _a621.75
100 _aBlack, Perry O
245 0 _aMachinists library audels
260 _bDB taraporewala & sons
_c1970
300 _a408
942 _2ddc
999 _c76665
_d76665