Louis Agassiz (1807-1873), Swiss-born American naturalist and glaciologist, 1874. 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. From The Science Record. (New York, 1874). | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Heritage Images / Ann Ronan Picture Library |
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