1Charles Thornton Libby, The Knowles Family of Eastham, Mass., NEHGR Vol. 79, pp. 379-380 (Oct. 1925).
"4. DEA. EDWARD3 KNOWLES (John,2 Richard1), of Eastham, born at Eastham 7 Nov. 1671, died there 16 Nov. 1740. He married first, at Eastham, 27 Feb. 1699/1700, ANN RIDLEY; and secondly, 27 Feb. 1711/12, SARAH (ELKINS) MAYO, born at Salem, died at Eastham the last of Feb. 1753, daughter of Thomas Elkins of Salem and widow of James Mayo. She married thirdly (intention recorded at Eastham, 24 Mar. 1743/4), as his third wife, Dea. Edward3 Knowles's first cousin, Hezekiah Doane, whom she outlived,* son of Ephraim and Mary (Knowles) Doane (vide supra, 1, ii, 3).
. . .
In his will Deacon Knowles remembered John Mayo and Sarah Higgins, who were two of the children of his second wife by her first husband.
Children by first wife, born at Eastham:
i. ELIZABETH,4 b. 6 Oct. 1700; d. at Eastham 6 Mar. 1761; m. at Eastham, 18 Oct. 1722, JOSEPH SMITH, JR., of Eastham, b. 2 Dec. 1697, d. at Eastham 9 Mar. 1763, son of John and Sarah Smith.
. . .
13. ii. THOMAS, b. 1 Apr. 1702.
iii. MERCY, b. 16 Nov. 1704; m. at Eastham, 23 Sept. 1725, JOSEPH SNOW.
. . .
iv. ANN, b. 19 Apr. 1707; m. at Eastham, 3 Oct. 1728, SETH SMITH.
. . .
Children by second wife, born at Eastham:
14. v. EDWARD, b. 3 Feb. 1713/14.
vi. HANNAH, b. 23 June 1717; not mentioned in her father's will.".