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Photograph

P&H Type "O" Bridge with a Type "G" Trolley

Date: 04 18 1913
Description: View near crane operator looking down on coal car near exterior of building. Pawling & Harnischfeger type "O" bridge crane with a type "G" trolley in a fou...
Photograph

Unloading Iron Ore

Date: 1915
Description: Elevated view of an iron ore ship unloading. Several workers are on board the ship. Caption reads: "Unloading Iron Ore At Sparrows Point, MD."

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