Flamsteed's equatorially mounted sextant fitted with telescope, 1725. Side view showing the gearing for aligning the sextant. Flamsteed (1646-1719) was the first Astronomer Royal. From Historia Coelestis Britannica by John Flamsteed. (London, 1725). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
Bildgröße: | 2896 px × 3619 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |