Exterior view of the Inspiration concentrator and smelter for the copper industry in Arizona, [s.d.] 

Concentrator at the Miami Copper Company Mill during the full moon, Arizona, [s.d.] 

View of the Inspiration Copper Mining Company in Miami, Arizona, [s.d.] 

View of the Glory Hole of the United Verde Copper Company at Jerome, Arizona, [s.d.] 

Workers mixing and milling crude rubber and various compounds at the Goodyear Tire and Rubber Company plant, [s.d.] 

Female workers in a textile mill, showing a single woman with her back to the camera in the foreground, ca.1930 

Exterior drawing of Axelson Machine company building, ca.1925 

Advertisement for Mercury Aviation Company, located at DeMille Field, ca.1925 

Birdseye view of the Goodyear Tire and Rubber Company factory, showing surrounding residential area, ca.1930 

View of a dynamite demonstration held by United Verde Copper Company at Jerome, Yavapai County, Arizona, [s.d.] 

Interior of the Douglas Company's Santa Monica Plant, ca.1920 

Oil fire at an unidentified oil field, showing derricks in the foreground, [s.d.] 

Unidentified factory conveyor belts, showing workers at the left back, ca.1950 

Two men working at a machine inside an unidentified factory, ca.1942 

Unidentified cold mill, showing metal-cased machinery and dirt floors, ca.1930 

Interior of the Douglas Company's Santa Monica Plant, showing the Douglas Skyraider planes being constructed, after 1945 

Old Dominion smelter and ore beds, Globe, Arizona, ca.1925 

Exterior of the International Paper Company dissolving pulp mill, 1958 

Man inside a piece of "32 ton Mill housing" at the Llewellyn Iron Company, ca.1930 

San Francisco Peaks near Flagstaff, showing a large field in the foreground, Arizona, 1929