Call Number (LC) Title Results
I 19.13:2101-3  
I 19.13:2102 Surface water supply of the United States, 1966-70. 1
I 19.13:2103 Surface water supply of the United States, 1966-70. 1
I 19.13:2104 Surface water supply of the United States, 1966-70. 1
I 19.13:2105 Surface water supply of the United States, 1966-70. 1
I 19.13:2106 Surface water supply of the United States, 1966-70. 1
I 19.13:2107 Surface water supply of the United States, 1966-70. 1
I 19.13:2108 Surface water supply of the United States, 1966-70. 1
I 19.13:2109 Surface water supply of the United States, 1966-70. 1
I 19.13:2110 Surface water supply of the United States, 1966-70. 1
I 19.13:2111 Surface water supply of the United States, 1966-70. 1
I 19.13:2112 Surface water supply of the United States, 1966-70. 1
I 19.13:2113 Surface water supply of the United States, 1966-70. 1
I 19.13:2114 Surface water supply of the United States, 1966-70. 1
I 19.13:2115 Surface water supply of the United States, 1966-70 : part 5, Hudson Bay and Upper Mississippi River basins / 1
I 19.13:2116 Surface water supply of the United States, 1966-70. 1
I 19.13:2117 Surface water supply of the United States, 1966-70. 1
I 19.13:2118 Surface water supply of the United States, 1966-70. 1
I 19.13:2119 Surface water supply of the United States, 1966-70. 1
I 19.13:2120 Surface water supply of the United States, 1966-70. 1