Joseph Nicolas Nicollet (July 24, 1786-September 11, 1843), also known as Jean-Nicolas Nicollet, was a French geographer and mathematician known for mapping the Upper Mississippi River basin during the 1830s. Nicollet was born in Cluses, Savoy, France. He was very bright, showing an interest in mathematics and astronomy, and becoming a math teacher at the age of 19. Starting in 1817, … Wikipedia
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