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John Deere is born
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Cyrus McCormick is born
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John gets married
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Cyrus invents the reaper
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Cyrus receives 1st patent
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John invents steel plow
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John manufactures 2,136 plows
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Cyrus manufactures 1,000 reapers
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John manufactures 10,000 plows
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Cyrus manufactures 23,000 reapers
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Cyrus gets married
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John receives 1st patent
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John's company becomes Deere & Co.
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Cyrus dies
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John dies
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Cyrus' company becomes International Harvester