000 00415pam a2200157a 44500
008 160408bc1969 xxu||||| |||| 00| 0 eng d
082 _a621.902
_bC437p2
100 _aChilds, James J.
245 1 _aPRINCIPLES OF NUMERICAL CONTROL
250 _a2nd
260 _aNew York
_bIndustrial Press
_cc1969
300 _aix,294
650 _aMachine-Tools -- Numerical Control
964 _gCIRC
997 _aA8568 C
999 _c272731
_d272731