by
Survey, Committee on State Geological.
Format:
Electronic Resources
Excerpt:
Summary Information on the State Geological Surveys and the United States Geological Survey
by
Committee on Future Roles, Challenges, and Opportunities for the U.S. Geological Survey.
Format:
Electronic Resources
Excerpt:
Geological surveys -- United States.
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by
Warren, Leonard.
Format:
Electronic Resources
Excerpt:
Geological surveys -- United States -- History -- 19th century.
by
Akdeğirmen, Özgün, author.
Format:
Manuscript
Excerpt:
Geological Survey’s (USGS) studies. Owing to the quantity and less compromised to contaminants nature
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