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The Spruce Production Division was a unit of the United States Army established in 1917 to produce high-quality Sitka spruce timber and other wood products needed to make aircraft for the United States' efforts in World War I. The division was part of the Army Signal Corps's Aviation Section.
In 1900, he began to assemble one of the largest lumber companies on the West Coast, including the world's largest redwood lumber company and the world's largest lumber yard in Los Angeles. During World War I, Hammond was the largest supplier of Sitka spruce wood to the U.S. Army, which needed it to manufacture airplanes. [5]
Sitka spruce has been introduced to Europe as a lumber tree, and was first planted there in the 19th century. Sitka spruce plantations have become a dominant forest type in Great Britain and Ireland, making up 25% of forest cover in the former and 52% in the latter.
The process of manufacturing at the Sitka Pulp Mill consisted of utilizing about 70 percent of Western Hemlock and 30 percent Sitka Spruce. The mill was able to debark logs as large as 1.8 meters in diameter and 7.2 meters in length. The warehouse and dock were able to accommodate 17,000 tons of baled pulp.
Along with the Sitka pulp mill, the mill was built as part of a U.S. Forest Service economic development program for Southeast Alaska. Ketchikan Pulp Company was originally built as a joint venture between Puget Sound Pulp & Lumber Co. and American Viscose Corporation Over time Georgia Pacific acquired Puget Sound Pulp & Lumber and FMC ...
The loudest wood tops, such as Sitka Spruce, are lightweight and stiff, while maintaining the necessary strength. Denser woods, for example Hard Maple, often used for necks, are stronger but not as loud (R = 6 vs. 12). When wood is used as the top of an acoustic instrument, it can be described using plate theory and plate vibrations.
Spruce is the standard material used in soundboards for many musical instruments, including guitars, mandolins, cellos, violins, and the soundboard at the heart of a piano and the harp. Wood used for this purpose is referred to as tonewood. Spruce, along with cedar, is often used for the soundboard/top of an acoustic guitar. The main types of ...
By 1961 Kneulman was building boats, mostly kayaks and dinghies, including Snipes and 5.5 metre boats, and Sitka spruce spars, and sail battens – all made from wood. [ 6 ] After only a few years in the business, Ontario Yachts established a reputation for high-quality workmanship and soon Kneulman’s Snipes were sought after by North America ...
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