1838, Parallax of 61 Cygni determined by Bessel

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19 July 1838 Death of Pierre Louis Dulong

3 December 1838, Birth of Cleveland Abbel, in New York, USA

1838 Birth of Eduard Hitzig

1838 Birth of Sir William Henry Perkin

1838 Birth of George William Hill

Chronology 1837 - 1838 - 1839