Date: | 1931 |
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Description: | Painting by N.C. Wyeth depicting the public demonstration of the first reaper by Cyrus Hall McCormick at Steele's Tavern, Virginia in 1831. The painting sh... |
Date: | 06 26 1959 |
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Description: | Richard Brachman, an engineer, demonstrates his solution for the problem of mowing the grass on a steep slope near his home. He removed the handles of his ... |
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