Equatorial telescope. Diagram of an equatorial telescope,from Basis Astronomicae (1735) by Danish astronomer Petrus Horrebow (1679-1764) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Royal Astronomical Society |
Taille de l’image : | 3721 px × 4961 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |