000 00465nam a2200145 a 4500
005 20220228110620.0
035 _aF8901000708535
084 _aPCA BUL 122 1959
100 _aLerch, William.
245 _acement aggregate reaction that occurs with certain sand-gra-vel aggregates / by William Lerch.
260 _aSkokie, Illinois : atories
300 _a[10] p.
440 _aBulletin 122 / Portland Cement Association
690 _aConcreto - Agregados - Pruebas.
999 _c58665
_d58665