•  520-628-5774

Archives Locations


The AHS Northern Division manuscript collections are located in the Special Collections department of Northern Arizona University’s Cline Library. The photograph, ephemera and oral history collections are temporarily located at the Tempe location for processing.

Cline Library Special Collections and Archives hours: Monday- Friday, 8am-5pm  
Call (928) 523-5551 for holiday hours and seasonal changes.
NAU Campus Map


Summer Hours:
Tuesdays: 10:00am – 2:00pm
Wednesdays-Thursdays: 10:00am – 4:00pm
Fridays 10:00am-2:00pm
Additional times: by appointment
1300 North College Ave., Tempe, AZ 85281

(480) 387-5355



Please note: The Tucson reading room will open at 11:am on Thursday June 14th.

Hours: Tuesday – Friday, 9:00 a.m. – 4:00 p.m.
949 E. 2nd St., Tucson, AZ 85719

Phone: (520) 617-1157
Información en Español



The AHS – Rio Colorado Library and Archival collections are located at the Heritage Branch of the Yuma County Library District.  

Heritage Library
Rio Colorado Division Archives (lower floor)
Hours: Thursdays 1pm-7pm, Fridays and Saturdays 10am-5pm

350 Third Ave., Yuma, AZ 85364

(928) 314-2463