Old time agriculture, Steam engines were invented in the late 1700's and applied to moving vehicles by the early 1800's. Later, it's application was put to farming equipment. The application of steam engines was limited because of the enormous weight that was required in the machine. 'The introduction of high-pressure boilers in the 1850's did much to lighten engines.' (#14, pg. 28) The steam engine enjoyed it's largest amount of use between 1885 and 1914. Steam Engine

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