1801
Jan 31
| 1801 • The magnum opus Disquisitiones Arithmeticae of Carl Friedrich Gauss is published. |
1831
Apr 7
Age: 30y
birth of childHenry Thornton Vermilion County, Illinois, USA ⇓ 1 Source ⇓ |
| 1831 • USA: Nat Turner's slave rebellion breaks out in Southampton County, Virginia. |
1887
Jan 23
Age: 85y
| 1887 • Emile Berliner is granted a patent for his Gramophone. |