000 00637nam a2200157 a 4500
005 20220228110621.0
035 _aF8901000708752
084 _aPCA BUL D13 1956
100 _aKuenning, William H.
245 _aEffect of variations in curing and drying on the physical p-roperties of concrete masonry units / by William H. Kuennin-g and C. C. Carlson.
260 _aSkokie, Illinois : ies, Development Department
300 _a129 p.
440 _aBulletin D13 / Portland Cement Association, Research and De-velopment Laboratories, Development Department
690 _aBloques de concreto - Pruebas.
700 _aCarlson, C. C., coaut.
999 _c58780
_d58780