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| | TIME.com: Popular Science, 1805 -- Jan. 18, 1963 -- Page 1 |
 | | In an old New England house, Author Eric Sloane found a wood-backed, leather-bound diary written in 1805 by a 15-year-old boy. |
 | | From king posts to roofing, Author Sloane details the construction of a covered bridge, which was an 1805 innovation. |
 | | The mill wheel was the all-purpose appliance that could run saws, pump bellows, grind grain, keep trip hammers thumping, turn meat spits and rock babies, all at once. |
| www.time.com /time/magazine/article/0,9171,874721,00.html (750 words) |
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