Historical astronomical instruments. Telescopes,sextants and other historical astronomical equipment in a room at the Leiden Observatory,Leiden,the Netherlands. This observatory,founded in 1633,is one of the world's oldest university observatories. It houses many historical instruments. A new observatory building was built in 1860 | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Royal Astronomical Society |
Bildgröße: | 4702 px × 3787 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |