Curvature of the Earth, 1764. Left: because of curvature, M cannot be seen by the ship at B, but can be from ship at C. Right: a man at C cannot see ship as far off as he could if he were on top of a tower, D. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
Taille de l’image : | 5110 px × 2048 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |