University of Arizona

Students, faculty, staff, and the public are now welcome to visit Special Collections without an appointment from 9 am to 5 pm, Monday through Friday.

Improvements to the border fence dividing Nogales, 1920s

Fig. 5.29. Lohn Photo (1920s). From Postcards from the Sonora Border: Visualizing Place Through a Popular Lens, 1900s-1950s (pg. 133), by Daniel D. Arreola, 2017, Tucson: University of Arizona Press.