Transit instrument. This astronomical device was made by the British instrument maker Edward Troughton (1753-1835) for the Royal Greenwich Observatory,London,England. This diagram is from 'An Introduction to Practical Astronomy',published by William Pearson in several volumes between 1824 and 1829 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Royal Astronomical Society |
Taille de l’image : | 4749 px × 3756 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |