National Geologic Mapping Program
Subtitle: goals, objectives, and long-range plans
By: by U.S. Geological Survey.
Contributors: Geological Survey (U.
Series: U.S. Geological Survey circular -- 1020
Publisher: U.S. Geological Survey, Federal Center
Published: 1987
Place of publication: Denver, CO
Language: eng
Number of pages: 29
Subjects: National Geologic Mapping Program (U.S.); Geological mapping -- United States
Notes:  87600046 // t_oclc

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