X-Nico

unusual facts about John Wells Foster


Pierre Jean Édouard Desor

After spending a few years in the north of Europe, especially in Scandinavia, investigating the erratic phenomena peculiar to that region, Desor accompanied Agassiz in 1847 to the United States, found employment in the coast survey, and made with Whitney, Foster, and Rogers a geological survey of the mineral district of Lake Superior.



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