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Photograph

Allis-Chalmers Gates Gyratory Breaker

Date: 
Description: View inside the Allis-Chalmers plant of #27 double discharge Gates Gyratory Breaker during erection. It was built for the Utah Copper Company. There is a m...
Photograph

P&H Engineering Department, South End Drafting Room

Date: 1913
Description: Men at their desks in the engineering department, the south end drafting room, of Pawling & Harnischfeger.
Photograph

P&H Engineering Department, North End Drafting Room

Date: 1913
Description: Men at their desks in the engineering department, the north end drafting room, of Pawling & Harnischfeger.

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