000 00294nam a2200109Ia 4500
008 220201s1968 xx 000 0 eng d
100 _aUnited States Department Of The Interior Bureao Of Reclamation
245 0 _aConcrete manual
260 _bOxford & IBN
_c1968
300 _a642
942 _2ddc
999 _c75126
_d75126