United States Geological Survey Library

Each library location has expert reference librarians available to assist with research and provide answers to reference questions received by phone, fax, or in person. To ask for reference assistance by E-mail, Ask a Librarian at library@usgs.gov.

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Each library location has expert reference librarians available to assist with research and provide answers to reference questions received by phone, fax, or in person. To ask for reference assistance by E-mail, Ask a Librarian at library@usgs.gov.

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