000 00662nam a2200157 a 4500
005 20220228110622.0
035 _aF8901000708844
084 _aPCA BUL D69 1963
100 _aShideler, J. J.
245 _aCarbonation shrinkage of concrete masonry units / by J. J. -Shideler.
260 _aSkokie, Illinois : atories, Development Department
300 _a[24] p.
440 _aBulletin D69 / Portland Cement Association, Research and De-velopment Laboratories, Development Department
500 _a"Reprinted from the Journal of the PCA Research and Develop-ment Laboratories Vol. 5, No. 3, 36-51 (September, 1963)."
690 _aBloques de concreto - Pruebas.
999 _c58835
_d58835