Workers in an unidentified food factory, ca.1930 

Multiple factory workers completing a final inspection on tires, ca.1930 

Interior view of an unidentified factory,showing workers from behind, ca.1940 

Lines of women workers in an electronics factory, showing some working on large disks, ca.1950 

Factory worker in a kiln of a ceramics factory, ca.1935 

Interior of a factory with metal workers, ca.1930 

Two unidentified workers lowering chains in a factory, ca.1930 

Interior view of an unidentified factory, with two suited men inspecting metal parts, while workers are on an assembly line in background, ca.1942 

Two factory women workers examining cylindrical components, ca.1930 

Factory worker using tire vulcanizing molds, ca.1930 

Factory worker applying a tool to a tire, ca.1930 

Women workers is a ship factory, ca.1942 

Furniture plant with workers, ca.1930 

Factory worker working with large machinery, ca.1950 

Interior view of an automobile factory showing a worker on an assembly line, ca.1925 

Female workers assembling shirts at a Garment District factory in Los Angeles, 1940-1950 

Workers in a small yacht factory, ca.1940 

Woman factory worker sorting wrapped candy at a table, ca.1940 

Unidentified factory interior, ca.1950 

Women workers in an unidentified electronics office, ca.1950