Father of Charlotte Saunders Cushman seems not Elkanah Cushman (08 Dec 1786 - 28 Jan 1853), who married Margaret Johnson. Instead it should be Elkanah Cushman (1769–1841), a son of Cushman-933, married 1. Susannah Wendall Lathrop (1765-1815) and 2. Mary Eliza Babbit (1793-1865). See http://cushmansite.com/Cushman_Gen_site/Descendants/fh02/fh02_133.htm#P1017F757 and linked pages.
