Date: | 1951 |
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Description: | The cover of an issue of American Machinist (issued on August 20, 1951). A man is operating a machine. |
Date: | 1966 |
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Description: | Gene Coffman, founder of Gratco Corporation, at his home office desk, 414 Clemons Ave., looking down at a small toy model. |
Date: | 1966 |
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Description: | Gene Coffman, founder of Gratco Corporation, looking up from his office desk in his home, 414 Clemons Ave. |
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