UA&SC | Collections and Research Guide: Primary Sources Online

ArchiveGrid includes over 7 million records describing archival materials, bringing together information about historical documents, personal papers, family histories, and more. With over 1,400 archival institutions represented, ArchiveGrid helps researchers looking for primary source materials held in archives, libraries, museums and historical societies.

California Revealed is a State Library initiative to help California’s public libraries, in partnership with other local heritage groups, digitize, preserve, and provide online access to archival materials - books, newspapers, photographs, audiovisual recordings, and more - that tell the incredible stories of the Golden State. We also provide free access and preservation services for existing digital collections, including technical advice and guidance, for partner organizations with in-house digitization programs.

The 1st edition of the Directory of Archival and Manuscript Repositories in California was published in 1975, the 2nd edition in 1984, the 3rd edition in 1991, the 4th edition in 1996. The 5th edition, the first to be published on the web instead of in print, was published in 2023.This 5th edition was compiled by the SCA Publications Committee from data collected via a survey sent to the California archival community. The directory was accurate at the time of publication, but may not reflect subsequent changes in contact information or web addresses.

The Online Archive of California (OAC) provides free public access to detailed descriptions of primary resource collections maintained by more than 300 contributing institutions including libraries, special collections, archives, historical societies, and museums throughout California and collections maintained by the 10 University of California (UC) campuses.

WorldCat.org is a great resource for locating unique, trustworthy materials that you often can’t find anywhere except in a library. And by connecting thousands of libraries’ collections in one place, WorldCat.org makes it easy for you to browse the world’s libraries from one easy search box.

The Brave browser has added a 404 detection system, with an automated Wayback Machine lookup process to its desktop browser.

Makes millions of materials from libraries, archives, museums, and other cultural institutions across the country available to all in a one-stop discovery experience.

Internet Archive is a non-profit library of millions of free books, movies, software, music, websites, and more.

Search Millions of Research Papers
This fulltext search index includes over 25 million research articles and other scholarly documents preserved in the Internet Archive. The collection spans from digitized copies of eighteenth century journals through the latest Open Access conference proceedings and pre-prints crawled from the World Wide Web.

Project Gutenberg offers over 50,000 free ebooks: choose among free epub books, free kindle books, download them or read them online.

Explore more than 305 billion web pages saved over time.

WorldCat is the world's largest network of library content and services. WorldCat libraries are dedicated to providing access to their resources on the Web, where most people start their search for information.