000 00459nam a2200145 a 4500
005 20220228110620.0
035 _aF8901000708635
084 _aPCA BUL 175 1965
100 _aHansen, W. C.
245 _aTwenty-year report on the long-time study of cement perform-ance in concrete / by W. C. Hanson.
260 _aSkokie, Illinois : atories
300 _a36 p.
440 _aBulletin 175 / Portland Cement Assocition
690 _aCemento y concreto - Pruebas.
999 _c58718
_d58718