USGS Home
Contact USGS
Search USGS

Enterprise Web document catalog

General information

• Science Topics the public web interface
• Complete list of catalog records
• Database documentation
• Frequently-asked questions
• Some helpful information from other sites:
  • ANSI/NISO Z39.19-2005 (the standard for thesauri)
  • Thesaurus principles and practice (a somewhat friendlier commentary)

Controlled vocabularies used for indexing

• Thesaurus browsers (showing terms only, not relevant documents):
  • Primary thesauri in use
    • USGS Thesaurus
    • Geographic feature types
    • Common geographic areas
  • Ancillary thesauri
    • Lithologic classification of geologic map units
    • Coastal and Marine Geology Gazetteer
    • DOI DRM Subject Area and Information Class categories
• List USE-WITH relationships for a thesaurus
• Thesaurus parser

Please report questions, problems, or concerns to Peter Schweitzer