1755
Nov 9
| 1755 • Joseph Black describes his discovery of carbon dioxide ("fixed air") and magnesium in a paper to the Philosophical Society of Edinburgh.Published 1756. |
1775
May 11
Age: 19y
marriageBertes Eller 1 Source ⇓ |
| 1775 • John Wilkinson invents and patents a new kind of boring machine. |
1776
Age: 20y
birth of childAnna Margaretha Eller Baumberg, Monheim, Germany ⇓ 1 Source ⇓ |
| 1776 • Juan Bautista de Anza finds the site for the Presidio of San Francisco. |
1832
Apr 7
Age: 76y
| 1832 • Andre-Michel Guerry presents his Essay on moral statistics of France, to the French Academy of Sciences, a significant step in the founding of empirical social science. |