I 19.42/3:Io 9/978
|
Water-resources investigations in Iowa, 1978 / |
1 |
I 19.42/3:Io 9/982
|
Water-resources investigations of the U.S. Geological Survey in Iowa / |
1 |
I 19.42/3:K 41/969
|
Water resources investigations in Kentucky, 1969 / |
1 |
I 19.42/3:M 36/974
|
Water resources investigations in Maryland and the District of Columbia, 1974 / |
1 |
I 19.42/3:M 58/968
|
Water-resources investigations in Michigan, 1968 / |
1 |
I 19.42/3:M 66/972
|
Water resources investigations in Minnesota, 1972 / |
1 |
I 19.42/3:M 69o/968
|
Water resources investigations in Missouri, 1968 / |
1 |
I 19.42/3:M 76/965
|
Water resources investigations in Montana, 1965 / |
1 |
I 19.42/3:N 27/969
|
Water resources investigations in Nebraska, 1969 / |
1 |
I 19.42/3:N 27/972
|
Water resources investigations in Nebraska, 1972 / |
1 |
I 19.42/3:N 41/965
|
Hydrologic data network and investigations in progress in Nevada, as of June 1965. |
1 |
I 19.42/3:N 41/968
|
Water resources investigations in Nevada, 1968 / |
1 |
I 19.42/3:N 42m/965
|
Water resources investigations in New Mexico, 1965 / |
1 |
I 19.42/3:N 81c/969
|
Water resources investigations in North Carolina, 1969 / |
1 |
I 19.42/3:N 81d/965
|
Water resources investigations in North Dakota, 1965 / |
1 |
I 19.42/3:N 81d/969
|
Water resources investigations in North Dakota, 1969 / |
1 |
I 19.42/3:N 81d/972
|
Water resources investigations in North Dakota, 1972 / |
1 |
I 19.42/3:Ok 4/965
|
Water resources investigations in Oklahoma, 1965 / |
1 |
I 19.42/3:Or 3/966-69
|
Water resources investigations in Oregon, 1966-1969. |
1 |
I 19.42/3:Or 3/968
|
Water resources investigations in Oregon, 1968 / |
1 |