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Stephen Harriman Long

SEPTEMBER 4, 2015

Stephen Harriman Long, a US Army topographical engineer, died Sep. 4, 1864, at the age of 79. In 1819-20, Long led a group of 22 men, including several naturalists and artists, on an expedition across the Great Plains to the Rocky Mountains. Edwin James was the...

Scientist of the Day - Stephen Harriman Long