Date: | 03 02 1934 |
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Description: | A man in the camera room at the Wisconsin Engraving Co. plant, 109 S. Carroll Street, is making a halftone negative, the first step in making a photo engra... |
Date: | |
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Description: | Illustration art of two female factory workers speaking to each other. The woman on the left is in three-quarter view. She has her arm raised with index fi... |
Date: | 08 1942 |
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Description: | Illustration art of a machine operator in work clothes and a billed cap with safety goggles standing next to a Type S Dynetric Balancer at the Howell Elect... |
Date: | |
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Description: | Machinist cooling a six-sided turret head at Gisholt Machine Company. |
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