The U.S. Geological Survey's central region headquarters, Denver, Colorado.
Corporate Author: | Geological Survey (U.S.) |
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Language: | English |
Published: |
[Reston, Va.] :
Department of the Interior, Geological Survey,
[1979?]
|
Subjects: | |
Physical Description: | 24 pages : illustrations ; 24 cm |
Format: | Government Document Book |