www site "Bingham genealogy project" has his birthdate/place as 26 DEC 1635, Cambridge, Massachusetts. Death date/place as: 2 DEC 1713, Glastonbury, Connecticut. Noted historian; second minister of the church at New London, Connecticut, 1661; removed to Wethersfield (Ct.), 1667; appointed Surgeon in the Army in King Philip's War, 1675, and wounded in the fight at Deerfield (Colonial families of the U.S.A. Baltimore : Genealogical Pub. Co., 1966, vol. 7, pg. 126)
Descendants given in Browning, Charles H. Americans of royal descent, 7th ed. Baltimore : Genealogical Pub. Co., 1986, pg. 4, 354, 389.
Tombstone inscription: "Rev. and Hon. Gershom Bulkley died Dec. 2nd 1713, aged 77. He was honorable in his descent. Of rare abilities, excellent in learning, master of many languages, exquisite in his skill in divinity, physic and law and a most exemplary and Christian life. In certam spem beatae resurrectionis repositus."
Gershom Bulkeley had training as a medical doctor, minister, and chemist, and functioned in each of these capacities in Hartford County, Connecticut, and lived out his life in Glastonbury where his daughter Dorothy was married to Thomas Treat.
Gershom and Sarah had 4 sons and 2 daughters from 1660-1679. Sarah died on June 3, 1699 in Wethersfield, Hartford, Connecticut and Gershom died on December 2, 1713 in Glastonbury. Both are buried in Wethersfield Village Cemetery (findagrave.com)