000 00247nam a22001097a 4500
082 _a670.42 NOR'M
100 _aNORDHAFF, W. A
_978676
245 _aMACHINE SHOP ESTIMATING
260 _aNEWYORK
_bMCGRAW HILL
_c1947
300 _a486P
942 _cBK
999 _c583780
_d583780