December 19
- 1806 – Benjamin Henry Latrobe, II, designer of Baltimore and Ohio Railroad's Thomas Viaduct (pictured), is born (d. 1878).
- 1827 – The South Carolina Canal and Rail Road is chartered.
- 1908 – Korekimi Nakamura begins his term as the second president of South Manchuria Railway.
- 1941 – Baltimore and Ohio Railroad's Columbian passenger train route is extended from Jersey City-Washington to Jersey City-Chicago.
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