Key Background Sources

Pro Tip:

The Many Faces of HOLLIS

HOLLIS is the main search tool for Harvard Library collections.

  • Catalog: HOLLIS — books, journals, maps, audiovisual, many e-resources.
  • Archives: HOLLIS for Archival Discovery — finding aids for manuscripts, personal papers, field notes. (Or try Collections Explorer [Beta], which uses AI to search the same collections.)
  • Images: HOLLIS Images — digitized manuscripts, photographs, maps, objects.

Pro Tips:

  • When searching, try multiple scripts, spellings, and transliterations.
  • After running a search in HOLLIS, filter to a library or repository of your choice (under the Location filter to the right of your results).
    • Example: results for Houghton Library holdings on Islam* AND (divination OR occult*), including the title, Compendium of Astrology, Numerology and Fortune-Telling, which originated in India.

Primary Sources and Special Collections

Pro Tip:

  • Many materials are offsite or require reading room access (Houghton / Special Collections).
    Use HOLLIS Special Request for manuscripts and rare items, and plan ahead.

Additional Collections of Note

Essential Databases