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The All-Crop harvester or All-Crop combine was a tractor-drawn, PTO-driven (except the All-Crop 100 and the All-Crop SP100) combine harvesters made by Allis-Chalmers from the mid-1930s to the early 1960s. Aside from small grains, these harvesters were able to harvest some flowers, as well as various grasses and legume crops for seed.
Fold change is a measure describing how much a quantity changes between an original and a subsequent measurement. It is defined as the ratio between the two quantities; for quantities A and B the fold change of B with respect to A is B/A. In other words, a change from 30 to 60 is defined as a fold-change of 2.
[60] To deal with the increasingly limited availability of timber resources, the Division of Forestry was established in 1885, and in 1891 the Forest Reserve Act passed, setting aside large tracts of forest as federal land. Loggers were forced to make already cut lands productive again, and the reforesting of timberlands became integral to the ...
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The Roland Bolt 30/60/100 was the only line of tube guitar amplifiers produced by Roland. The Bolt amplifier series was released in 1979. The Bolt amplifier series was released in 1979. The Bolt amplifiers used an hybrid circuit, with a Mosfet-based solid state preamp section and an all Tube power amp.
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The modern combine harvester, also called a combine, is a machine designed to harvest a variety of cultivated seeds. Combine harvesters are one of the most economically important labour-saving inventions, significantly reducing the fraction of the population engaged in agriculture. [ 1 ]
Rumely Oil Pull tractor "L" The Rumely Oil Pull was a line of farm tractors developed by Advance-Rumely Company [1] from 1909 and sold 1910 to 1930. Most were heavy tractors powered by an internal combustion, magneto-fired engine designed to burn all kerosene grades at any load, called the Oil Turn.