The Carte du Ciel astrograph at the Toulouse Observatory, ca. 1900

Download scientific diagram | The Carte du Ciel astrograph at the Toulouse Observatory, ca. 1900 (courtesy: Archives of the Observatoire Midi-Pyrénées).  from publication: The role of the conferences and the bulletin in the modification of the practices of the Carte du Ciel project at the end of the nineteenth century | Launched in 1887, the Carte du Ciel was an international project aiming at photographing the entirety of the celestial vault. Tasks required for this huge undertaking were divided among eighteen observatories around the globe. Instruments were standardized, and a series of | Conferences, Projection and Tinker | ResearchGate, the professional network for scientists.

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