000			00688nam a2200157 a 4500
005			20220228110619.0
035			_aF8901000708497
084			_aPCA BUL 84 1957
100			_aMenzel, Carl A.
245			_aFallacies in the current percent of total absorption method- for determining and limiting the moisture content of concr-ete block / by Carl A. Menzel.
260			_aChicago : atories
300			_a15 p.
440			_aBulletin 84 / Portland Cement Association
500			_a"Authorized reprint form the copyrighted Proceedings of the- American Society for Testing Materials philadelphia, Pa. V-ol. 57, 1957".
690			_aBloques de concreto - Contenido de humedad - Determinación.
999			_c58627 _d58627