Title: Mining operations and engineering executive for Anaconda, Newmont, Homestake, 1950 to 1995
Description: Humphrey discusses his family background and education at the University of Arizona; his work as a mining engineer in Mexico, Peru and Africa; his career with the Anaconda and Homestake Mining companies and the McLaughlin Mine; and being chair of the Doe Run Mining Company.
Subjects: Mines and mineral resources, Anaconda Company, Homestake Mining Company, Doe Run Mining Company, Mining engineers, Interviews, Biography, Executives