" A STORY OF COPPER " 1950s BUREAU OF MINES COPPER FILM PHELPS-DODGE CO. MORENCI ARIZONA XD59904
35:35
“ UNDERGROUND ARTERIES: STORY OF TRANSITE PIPE ASBESTOS CEMENT ” 1950s JOHNS-MANVILLE CORP XD45754
15:03
The Largest Prehistoric Copper Mine in the World
27:53
1962 PHELPS DODGE / U.S. DEPT. OF INTERIOR COPPER MINING FILM SMELTING, USES OF COPPER 67864
27:48
A Story Of Lead (1948)
14:07
Copper Mining and Manufacturing From the Largest Deposits in the World
23:49
1940s GENERAL ELECTRIC DOCUMENTARY MANUFACTURE OF MAZDA LAMPS & LIGHT BULBS 65784
20:26
Hidden Gem in Eastern Arizona: Morenci Roadtrip 4K
17:31