Water-resources investigations in Iowa, 1968 / conducted by the United States Geological Survey, Water Resources Division in cooperation with the Iowa Geological Survey, and other state, municipal, and federal agencies.
Shows the location of hydrologic data stations, observation wells, and investigations in progress.
Saved in:
| Corporate Author: | |
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| Other title: | Map title: Hydrologic data network and investigations in progress in Iowa as of October 1968. |
| Format: | Government Document Map |
| Language: | English |
| Published: |
Washington, D.C. :
Interior--Geological Survey,
1969.
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| Subjects: |
Norlin Library - Government Information - US
| Call Number: |
I 19.42/3:Io 9/968
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| I 19.42/3:Io 9/968 | Available Place a Hold |