Date: | 1929 |
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Description: | Factory workers at machines in the McCormick Works. |
Date: | 07 22 1936 |
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Description: | A factory worker at McCormick Works uses a hydraulic press to straighten malleable castings. |
Date: | 1940 |
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Description: | Men at the International Molding Machine Company factory working with core boxes after removal from the core blower. |
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