Nebulae in the Pleiades, 24th October 1886, exposure 3 hours, enlarged 5 times (titre original)

Roberts, Isaac (1829-1904), “Nebulae in the Pleiades, 24th October 1886, exposure 3 hours, enlarged 5 times (titre original),” Bibliothèque numérique - Observatoire de Paris, consulté le 5 mai 2024, https://bibnum.obspm.fr/ark:/11287/Cj4T7.