Photograph of pistons at Bent Concrete Pipe Co., Pan American Petroleum Co., Southern California, 1927
Photograph of tools and equipment parts, Johnson Pump Co., East 8th Street & South Santa Fe Avenue, ...
Photograph of parts of airplane motor, Southern Califonia, 1929. "A" -- on motor parts
Photograph of pumping machinery, Southern California, 1928. "[ilg]own, [ilg]ne, California, [ilg]ine...
Photograph of several pump valves and sucker rod couplings, Axelson Machine Co., Southern California...
Photograph of bricks from Fernholz Brick Machinery Co. products, Southern California, 1926
Photograph of air painting machinery, Southern California, 1929. "General Products" -- on machinery
2 photographs of man testing dirty oil & stuck piston rings, Southern California, 1935. "Subject: Te...
Photograph of drawing of Pomona pump, Southern California, 1930. "Pomona" -- on pump
Photograph of Westinghouse Electric installation, Union Oil Rig at Dominguez Field, Southern Califor...
Photograph of machinery in Johnson Pump Corp. at 8th Street & South Santa Fe Avenue, Los Angeles, CA...
Photograph of pump rod parts and rotary drilling jar set up, Axelson Co., Southern California, 1931
Photograph of pipes. Photo by Meyers Photo Shop for the JP Machine Tool Co. Acct., Nov. 14, 1945
Photograph of auto parts at service agencies, Pennzoil Co., Southern California, 1931
Photograph of pipes for the Southern California Gas Company, ca.1955. Four long pipes sit in the for...
Photograph of pumping machinery, Pomona Manufacturing Company, Southern California, 1925. "Pomona" -...
Photograph of tools and equipment parts, Johnson Pump Co., East 8th Street & South Santa Fe Avenue, ...
Photograph of parts of airplane motor, Southern Califonia, 1929. "A" -- on motor parts
Photograph of pumping machinery, Southern California, 1928. "[ilg]own, [ilg]ne, California, [ilg]ine...
Photograph of several pump valves and sucker rod couplings, Axelson Machine Co., Southern California...
Photograph of bricks from Fernholz Brick Machinery Co. products, Southern California, 1926
Photograph of air painting machinery, Southern California, 1929. "General Products" -- on machinery
2 photographs of man testing dirty oil & stuck piston rings, Southern California, 1935. "Subject: Te...
Photograph of drawing of Pomona pump, Southern California, 1930. "Pomona" -- on pump
Photograph of Westinghouse Electric installation, Union Oil Rig at Dominguez Field, Southern Califor...
Photograph of machinery in Johnson Pump Corp. at 8th Street & South Santa Fe Avenue, Los Angeles, CA...
Photograph of pump rod parts and rotary drilling jar set up, Axelson Co., Southern California, 1931
Photograph of pipes. Photo by Meyers Photo Shop for the JP Machine Tool Co. Acct., Nov. 14, 1945
Photograph of auto parts at service agencies, Pennzoil Co., Southern California, 1931
Photograph of pipes for the Southern California Gas Company, ca.1955. Four long pipes sit in the for...
Photograph of pumping machinery, Pomona Manufacturing Company, Southern California, 1925. "Pomona" -...
Photograph of tools and equipment parts, Johnson Pump Co., East 8th Street & South Santa Fe Avenue, ...
Photograph of parts of airplane motor, Southern Califonia, 1929. "A" -- on motor parts
Photograph of pumping machinery, Southern California, 1928. "[ilg]own, [ilg]ne, California, [ilg]ine...