Production. Copper. Large-size motors are required to drive the ball mills at the Magna and Arthur mills of the Utah Copper Company where vast quantities of copper ore are treated

Actual size of negative is C (approximately 4 x 5 inches).
Title and other information from caption card.
Transfer; United States. Office of War Information. Overseas Picture Division. Washington Division; 1944.
More information about the FSA/OWI Collection is available at http://hdl.loc.gov/loc.pnp/pp.fsaowi
Film copy on SIS roll 34, frame 81.