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Richard Trevithick made the first full-scale working railway steam locomotive in the Welsh mining town of Merthyr Tydfil.
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started construction in 1826 and finished 1827
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it was opened on Christmas day 1830
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In 1847, a farmer built a battery locomotive big enough to carry 2 people.
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coal trains were invented in 1870
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the first diesel locomotive
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the first train in America was diesel