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Photograph

Conveyor Belt

Date: 05 22 1928
Description: Conveyer belt at General Lab for Wisconsin Foundry.
Photograph

Ray-O-Vac Analytical Lab

Date: 03 1926
Description: Elevated view of men in the Corner Section of Analytical at Ray-O-Vac Corporation.
Photograph

Air Monitoring Laboratory Van

Date: 
Description: View across street through chain-link fence towards a van labeled: "Department of Natural Resources Air Monitoring Laboratory." Behind the van and across a...
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...

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