=LDR 00000nam a2200000ui 4500 =001 6189 =008 250611s1977\\\\xx\|||||||||||||||||eng\d =082 04$a628.1 UN =110 2\$aUnited States. Department of the Interior. Bureau of Reclamation =245 10$aGround Water Manual =260 \\$aWashington D. C. :$bUnited States. Department of the Interior. Bureau of Reclamation,$c1977 =852 \\$bGeography Basement$cBooks$h628.1 UN