Chemical quality of public water supplies of the United States and Puerto Rico, 1962 : [shown as statewide averages, mainly in graphic and tabular form] /
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| Format: | Government Document Map |
| Language: | English |
| Published: |
Washington, D.C. :
U.S. Geological Survey,
1964.
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| Series: | Hydrologic investigations atlas ;
HA-200. |
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