Paris Observatory
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The Paris Observatory, a research institution of the Paris Sciences et Lettres University, is the foremost astronomical observatory of France, one of the largest astronomical centres in the world, and
The Château-Neuf at Meudon in 1871, after the fire
Project for a dome in the heart of the Château-Neuf, never built. Circa 1880
The Meridian Room (or Cassini Room) at the Paris Observatory. The Paris Meridian is traced on the floor.
Joseph-Nicolas Delisle
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Joseph-Nicolas Delisle was a French astronomer and cartographer. Delisle is mostly known for the Delisle scale, a temperature scale he invented in 1732.
Delisle's observatory in Beryozovo (marked a.), from Continuation de l'histoire générale des voyages, vol. 72 (1768)
Explication de la carte des nouvelles decouvertes au nord de la mer du Sud, 1752