Louis Agassiz (1807-1873), Swiss-born American naturalist and glaciologist, c1826 (1885). Agassiz's studies of glaciers in the Alps led him to be the first to propose the theory that the Earth had been subjected to ice ages. Here he is pictured aged 19, in an illustration from Louis Agassiz: His Life and Correspondence by Elizabeth Cary Agassiz. (Boston, 1885). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
Bildgröße: | 2900 px × 3618 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |