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. 

Mining Certificate

Goodman Gold and Silver Mining Company was located in the Devil's Gate Mining District near Virginia City, NV. The collection comprises one certificate for 100 shares of stock in the Goodman Gold and Silver Mining Company.

The certificate was purportedly issued to Mark Twain, on June 11, 1872 by secretary Eilley Orrum and president Sandy Bowers.