|Description:||Mine tunnel with rail tracks and ventilation unit, U.S. Smelting, Refining, & Mining Company, unknown location. Original caption: “Joy Axivane Fan, 50 H.P., Capacity 35,000 C.F.M. Main ventilating fan for No. 3 shaft area at U.S. Section, located at bottom of British Shaft. Intake side.”|
The NIOSH Historic Photo Collection began as the “picture file” of the Industrial Hygiene Division of the U.S. Public Health Service (USPHS), c. 1930-1960. It is a unique collection of mid-20th Century images of American workers and workplaces and documents occupational safety and health research of that era. The collection consists of approximately 1,000 original photographs and schematic drawings.