Date: | 1942 |
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Description: | A factory worker operates a Magnaflux machine at International Harvester's 20 millimeter gun plant. Original caption reads: "A Magnaflux machine is used to... |
Date: | 05 25 1942 |
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Description: | Factory worker at IH 20mm gun plant. Original caption states: "Nearly all of the men employees of the plant also were trained by the company in special tra... |
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