The year 1811 in science and technology involved some significant events, listed below. March 25 – Great Comet discovered by Honoré Flaugergues. Johann...

Wikimedia Commons has media related to 1811. 1811 (MDCCCXI) was a common year starting on Tuesday of the Gregorian calendar and a common year starting...

The year 1811 in archaeology involved some significant events. Colosseum, Rome: The arena substructure is partly excavated during 1810-1814. In Italy, detailed...

birds seen in Manual of the Ornithology of the United States and of Canada 1832. Johann Karl Wilhelm Illiger overhauls the Linnean system in Prodromus...

Fellows of the Royal Society elected in 1811. John Proctor Anderdon (c.1761–1846) Frederick Francis Baker (1772–1830) Robert Brown (1773–1858) John Carstairs...

December 16, 1811, followed by a moment magnitude 7.4 aftershock on the same day. Two additional earthquakes of similar magnitude followed in January and...

Institution was founded in 1811 and wound up in 1847. It was instrumental in the foundation of the Royal Observatory, Edinburgh in 1822. The Institution...

Commissioners' Plan of 1811 was the original design for the streets of Manhattan above Houston Street and below 155th Street, which put in place the rectangular...

The Great Comet of 1811, formally designated C/1811 F1, is a comet that was visible to the naked eye for around 260 days, the longest recorded period of...

The Cambodian Usurpation of 1811–1812 was when an army from Siam (Thailand) supported Ang Snguon after he overthrew his brother Ang Chan; but Vietnam sent...