William Herschel (1738-1822) German-born English astronomer,investigating heating effect of infra-red (published 1800) In background is Herschel's 40ft reflecting telescope. Artist's reconstruction | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / UIG / Universal History Archive |
Taille de l’image : | 3703 px × 4719 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |