Von Guericke's sulphur ball electric machine. From Experimenta Nova by Otto von Guericke (Amsterdam,1672) | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / UIG / Universal History Archive |
Taille de l’image : | 3929 px × 2224 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |