SAVAGE: "ALEXANDER, Boston, a shipwright, freem. 16 18, ar. co.1652, m. as is said, Mary Coffin, sis. of Tristram the first, had Mary, b.19, bapt. 25 Jan. 1646; rem. to Dorchester, there had Susanna, 14 May 1648; John, 26 Feb. 1653; and Samuel, 7 May 1656; beside Elizabeth wh m. William Parkman."
Genealogy of New England, vol I, pg. 214;
Popes:Pioneers of Massachusetts, page 10.