Find out how you can explore the diversity of our collections — from books to videos, maps to photos, photographers represented, contributing and partner organizations, and more. 

View a gallery of items in all collections, or choose to narrow your browse by collection, format, dates, topics, and other filters.

View a gallery of all available collections, with links to contents and brief collection descriptions.

A guide to colllections depicting Sonoma County's local history and culture through photographs, postcards, oral histories and more.

A guide to Sonoma County authors, their published works, local presses/publishers, and music

Collection guides for the Library's archival collections and access to digitized items.

The International Wine Research Database (WRDB) and Local History Index (LHI), as well as guides to the Library's historical newspapers, fire insurance maps and more.