He was part of a French expedition together with the Édouard Stephan and Georges Rayet.
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In 1892 he succeeded Mouchez as director of the Paris Observatory, and as president of the committee of the photographic chart of the heavens he contributed largely to the success of that great project.
Felix Mendelssohn | Felix Frankfurter | Felix the Cat | Félix Guattari | María Félix | Félix Trinidad | Felix Klein | Julie Felix | Felix Rodriguez | Félix Houphouët-Boigny | Felix Da Housecat | José Félix Ribas Municipality, Aragua | Felix von Luckner | Felix Unger | Félix Rodríguez (Central Intelligence Agency) | Felix Magath | Félix Fénéon | Allyson Felix | Felix Werder | Felix the Cat: The Movie | Félix Resurrección Hidalgo | Felix Dzerzhinsky | Felix da Housecat | Felix Cavaliere | Rachel Félix | Felix Silla | Félix Savón | Felix Nussbaum | Felix Mottl | Felix Gonzalez-Torres |