Genealogy

Premium Genealogy Resources

Ancestry Library Edition
Ancestry Library Edition offers comprehensive resources for genealogical and historical research. Available at any Sonoma County Library branch.
Archives Unbound logo
Primary source material from 296 archival collections covering topics of importance to U.S. and California history
California Digital Newspaper Collection
The California Digital Newspaper Collection contains over 400,000 pages of significant historical California newspapers published from 1846-1922, including the first California newspaper, the...
Calisphere logo
Calisphere is the University of California's free public gateway to a world of primary sources. More than 200,000 digitized items — including photographs, documents, newspaper pages, political...
Genealogy Bank
For genealogy researchers. Small-town newspapers and other hard-to-find sources. 
HeritageQuest
What is HeritageQuest?
Historical Newspapers
Search early issues and see exact copies of the articles as printed on the original pages of the Chronicle. Only available at the History and Genealogy Library.