000 00424nam a22001337a 4500
082 _a604.2
_bLEV
_cL-12, P-52
100 _aLevens, A.S.
_939065
245 _aProblems in Mechanical Drawing /
_cLevens, A.S, Edstrom,A.E,
260 _aNew York:
_bWebster Division, McGRAW Hill Book Company,
300 _avarious pages
_bdiagram.;
_c26cm
526 _a0
_b0
_c0
_d604_200000000000000_LEV
650 _aMCE
_9379
942 _2ddc
_cBK
999 _c544631
_d544631