000 00350 a2200145 4500
003 OSt
040 _cIIT Kanpur
041 _aeng
082 _a620.1
_bAm35s
245 1 _aSPECIAL TECHNICAL PUBLICATIONS
260 _aPhiladelphia, Pa.
_bA.S.T.M.
_c1967
300 _a118p
490 _aA.S.T.M. Special technical publication; no. 411
942 _cBK
999 _c456714
_d456714