Codes for the identification of aquifer names and geologic units in the United States and the Caribbean outlying areas.
| Corporate Author: | |
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| Format: | Government Document Book |
| Language: | English |
| Published: |
[Reston, Va.] :
Dept. of the Interior, U.S. Geological Survey ;
1985.
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| Series: | U.S. Geological Survey circular ;
878-C. |
| Subjects: |
| Item Description: | At head of title: A U.S. Geological Survey data standard. |
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| Physical Description: | iii, 8 pages ; 26 cm. |