Dear Marilyn, On my family tree I have a David Cornwell,b.1783, d.1827 who married a Prudence Johnson of Middletown. They had 3 children: Linus,b.30 Jan. 1820,
Henry E.,b.1825,married 3 Oct. 1853 Charlotte M. Dewey and
Mary Ann, who married a Mr. Dickinson.
Source: William Cornwall and his Descendants by Edward E. Cornwall, New Haven 1901, p.55