William Smith Clark

American chemist, botanist and college president (1826–1886)

William Smith Clark (July 31, 1826 – March 9, 1886) was an American professor of chemistry, botany, and zoology; a colonel during the American Civil War; and a leader in agricultural education. Raised and schooled in Easthampton, Massachusetts, Clark spent most of his adult life in Amherst, Massachusetts.²

From Wikipedia’s article on William Smith Clark (this version), CC BY-SA 4.0.

Born Jul 31, 1826, died Mar 9, 1886.¹