Date: | 1935 |
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Description: | Worker using machines to mill gear centers of a TracTracTor (crawler tractor) main frame at International Harvester's Tractor Works. |
Date: | 1935 |
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Description: | Sparks fly from a machine operated by a worker inside International Harvester's Tractor Works. |
Date: | 1935 |
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Description: | Factory workers with TracTractors (crawler tractors) on the assembly line at International Harvester's Tractor Works. |
Date: | 1935 |
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Description: | Factory worker in a protective suit, mask, and gloves cleaning engine blocks in the foundry sand blast booth at International Harvester's Tractor Works. |
Date: | 1935 |
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Description: | Workers grinding pistons at International Harvester's Tractor Works. |
Date: | 1935 |
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Description: | Worker mills TracTracTor (crawler tractor) rear end housings in a machine shop at International Harvester's Tractor Works. |
Date: | 1935 |
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Description: | Factory workers looking at safety posters on a bulletin board at the McCormick Works. |
Date: | 1935 |
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Description: | Factory workers at International Harvester's West Pullman Works assemble a McCormick-Deering 6-can milk cooler. The men are placing cooling coils and the c... |
Date: | 1935 |
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Description: | Quarter-length studio portrait of Dr. William F. Petersen (1887-1950). He is wearing a dark suit with a vest and necktie. Dr. Petersen, with his wife, Alm... |
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