Maps, Imagery, and Publications
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National Geospatial Program Standards and Specifications
Geologic Map Standards
Geochemical Reference Standards
Geographic Names Information System
Gazetteer of Planetary Nomenclature
GEOLEX - Geologic Names Lexicon
Water Data Acquisition Handbook
Center Libraries and Information Resources
U.S. Antarctic Resource Center
Tampa Bay Digital Library
USGS Thesaurus
Biocomplexity Thesaurus