Library and Archives

The AHS – Rio Colorado Library and Archival collections are located at the Heritage Branch of the Yuma County Library District. See contact info below. Additional unprocessed collections (photographs and albums) have been temporarily moved to the AHS-Tempe branch for processing. Researchers can still access the collections in-person in Tempe or by phone or email. 

Closure: The Reading Room will be closed June 26-28. 

Summer Hours: Thursdays 2pm-7pm; Fridays & Saturdays 10am-5pm
350 Third Ave., Yuma, AZ 85364

(928) 314-2463
Fees and Permissions

AHS Library Catalog
The library catalog is the starting place for searching the books, serials, directories, yearbooks, and manuscript collections held by the Yuma library. The catalog can be searched by keyword, title, author and format.

Note: AHS-Rio Colorado division materials also can be found in the Yuma County Library Catalog.

The AHS-Rio Colorado division includes various types of collections such as biography, ephemera, manuscripts and oral histories. The collections are listed below, alphabetically by type.  Using the links you will find background and content information about each collection.  The search box in the right hand column can be used to search across all the collection guides. 

Biography Collection
Ephemera Collection
Digital Collections
Manuscript Collections (quick list):

Newspaper Collection
Oral History Collections:

Small Manuscripts Collection