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In the spring of 1778, a heavy chain supported by huge log rafts was stretched across the Hudson from West Point to Constitution Island to impede the movement of British ships north of West Point. A second log boom (resembling a ladder in construction) spanned the river about 100 yards (90 m) downstream to absorb the impact of any ship ...
The portable chain saw and other technological developments helped drive more efficient logging, but the proliferation of other building materials in the twentieth century saw the end of the rapidly rising demand of the previous century. In 1950, the United States produced 38 billion board feet of lumber, and that number remained fairly ...
Joseph Buford Cox (1905 – August 10, 2002), [1] was an American inventor and businessman. He invented what is now known as the chipper type chain for chain saws.He based his design on the C-shaped jaws of the larva of the timberman beetle. [2]
Logging is the beginning of a supply chain that provides raw material for many products societies worldwide use for housing, construction, energy, and consumer paper products. Logging systems are also used to manage forests, reduce the risk of wildfires, and restore ecosystem functions, [2] though their efficiency for these purposes has been ...
[12] [32] In 1915, George Hume purchased a third Shay engine and more log cars and yarding engines, expanding the company's logging equipment to include 70 railroad cars, three locomotives, 12 steam donkeys, one McGiffert loader, and one railroad crane. The company hired 1,500 men for the 1916 season, preparing for one of its heaviest cuts on ...
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