000 00272nam a2200097Ia 4500
008 150310s9999 xx 000 0 und d
100 _a"UNITED STATES , INTERIOR BUREAU OF RECLAMATION"
245 _aCONCRETE MANUAL
250 _a7
260 _c1965
_bOXFORD & IBH PUBLISHING CO
999 _c3726
_d3726