000 00369pam a2200145a 44500
008 140414b1981 xxu||||| |||| 00| 0 eng d
082 _ahz13
_bCHE
100 _aCHENEVERT, MARTIN E
245 _aDrilling Engineering
_bManual
_c
260 _aOklahoma
_bPenn Well
_c1981
650 _aOIL WELL DRILLING.
690 _aMINING
700 _aHOLOO, REUVEN
906 _a29746
999 _c28408
_d28408