↑ 1.01.11.2 Brownson, Lydia B. (Phinney) and Maclean W. McLean. "Lt. John1 and Elizabeth (Freeman) Ellis of Sandwich, Mass.", in The New England Historical and Genealogical Register. (Boston: New England Historic Genealogical Society) Vol. 120, p. 99.
Matthias Ellis [#15] m. Sandwich 30 Mar 1710/11 Thankful Bassett, b. abt. 1687, d. "1777 aet. 90" [apparently citing "Sandwich church records"], d/o William Bassett and Rachel Willison.