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Photograph

Testing Area at McCormick Works

Date: 1900
Description: Men inside the McCormick Works standing at machinery doing research and development.
Photograph

Chemistry Lab at Oscar Mayer

Date: 
Description: Elevated view of two men in a chemistry lab with glass block walls. The men are standing in front of two different wet bench lab tables, and are working on...
Photograph

Testing Truck Chassis

Date: 
Description: Two men are working indoors testing the chassis of a truck.

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