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Photograph

Open Pit Iron Ore Mining

Date: 
Description: The Hull Rust Mahoning Mine is the world's largest open pit iron ore mine. Its first shipments were in 1895, and it has been mined for over a century.
Photograph

Leathem D. Smith Stone Company

Date: 
Description: View of Leathem D. Smith Stone Company, which expanded after 1918. A factory building is in the background, and a steam shovel is working in the foreground...

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