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The Cotton Gin
The Cotton Gin was a device that separated the cotton fibers from the cotton seeds and ultimately reduced the numbers of workers needed to separate. -
The Iron Plow
The Iron plow... -
The Seed Planter
The seed planter dispurses seeds into rows on fields. -
The Grain Reaper
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The Steel Plow
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The Corn Picker
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Barbed Wire
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Milking Machine