Sundial. Close-up view of the face of a sundial with its triangular marker (gnomon). The sundial can be used to measure time by monitoring the position of the gnomon's shadow. This shadow moves across the face of the sundial as the Sun moves across the sky | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Craddock, Tony |
Taille de l’image : | 4290 px × 2931 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |