University of Arizona

Students, faculty, staff, and the public are now welcome to visit Special Collections without an appointment from 9 am to 4 pm, Monday through Friday. 

Western Mines and Mining Notes

The collection includes a portfolio of typescript pages with brief descriptions of 91 mines. Locations are mostly in California and Arizona, but other western areas are also included. Historical and technical information is given, appraising each mine from an economic point of view. The reports encompass geological aspects, development, method of working, value, and future prospects.