000 00217nam a2200085 4500
080 _a621
_bPAR.73
245 _aMechanical Engineer's reference book
100 _aParrish, A., Ed.
260 _aLondon
_bButterworths
_c1973
300 _a1-1 to 20-214+29p
999 _c26445
_d26445