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A Well Oiled Machine
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1.
ELIJAH MCCOY
He was an escaped slave who went to Canada
Spent 5 years studying in Scotland for mechanical engineering
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SnaPsi Сталкер
2.
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When he was 21 he came to Michigan
He worked as a fireman, he studied steam engines
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arbyreed
3.
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1st major invention was a lubricating device
Others quickly copied his ideas
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archer10 (Dennis) (72M Views)
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