Photograph of the astro-photo telescope at Sydney in temporary building [January 1891] (titre original)

Bayliss, Charles (1850-1897), “Photograph of the astro-photo telescope at Sydney in temporary building [January 1891] (titre original),” Bibliothèque numérique - Observatoire de Paris, consulté le 27 avril 2024, https://bibnum.obspm.fr/ark:/11287/2lV7l.