not 1885. "John Monroe Van Vleck", Virtualology (from Appletons Encyclopedia), 2001, webpage: www.famousamericans.net/johnmonroevanvleck. 1833 births 1912 deaths People from Ulster County, New York Wesleyan University faculty American mathematicians American astronomers Wesleyan University alumni American people of Dutch descent American people of German descent Mathematicians from New York (state)