27 books
Working for Safety and Health in Underground Mines
Chemical and Metallurgical Process Engineer
Mining and Metallurgical Engineer in the Black Hills
Mining Lawyer and Executive
Mineral Education Generalist, Professor of Metallurgy and Mineral Processing, 1951-1998
Mining Engineer, Consultant, and Entrepreneur in Nevada and Utah, 1934-1992
Metallurgist for Empire Star Mine and Newmont Exploration, 1932-1955
Metallurgist for Newmont Mining Corporation and U.S. Atomic Energy Commission, 1934-1982
Mining Career with Asarco, Kaiser Steel, Consolidation Coal, Homestake, 1955 to 1995
Junior Engineer to President, Director of Phelps Dodge, 1937 to 1983
A Half Century as Mining and Exploration Geologist with the Anaconda Company
Managing Copper Mines in Chile
The Oriental Mine, 1938-1991
Coastal Engineering
Ian and Catherine Campbell, Geologists
Plutonium Technology Applied to Mineral Processing, Solvent Extraction, Building Hazen Research, 1940-1993
Working on the Twenty-Mule Team
Reporting on California's Gold Mines for the State Division of Mines and Geology, 1951-1979
Owner of the Shot Mining Company, Manhattan Mercury Mine, 1965-1981
Minerals and Critical Materials Management
Metallurgical Engineer
Mining and Construction Engineer, Industrial Management Consultant, 1936 to the 1990s
Mining and Environmental Engineer for Utah-Bhp Company, 1972-1997
Geologist