Crosby, Sylvester Sage (02 September 1831–18 August 1914), watchmaker and numismatist, was born in Charlestown, New Hampshire, the son of Jaazaniah Crosby, a Unitarian minister, and Holdah Robinson Sage. At the age of seventeen Crosby established a watchmaking business in Charlestown, New Hampshire. To be with other family members, he later moved to Boston, where he opened a watchmaking business. In 1855 he married Mary Elizabeth Capelle of Lexington, Massachusetts; she died in 1874, and the next year he married Mehitabel “Hittie” Ackers. Crosby had no children....