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- [S8561] Frederick Lewis Weis, "Descent of William Leete, Governor of Connecticut, from the Emperor Charlemagne." The American Genealogist 31:114, 1955.
- [S53] The Magna Charta Sureties, 1215: The Barons Named in the Magna Charta, 1215, and Some of Their Descendants Who Settled in America During the Early Colonial Years by Frederick Lewis Weis. Fifth edition, with additions and corrections by Walter Lee Sheppard, Jr. and William R. Beal. Baltimore: Genealogical Publishing Company, 1999.
- [S155] The Visitation of Cambridge made in AD 1575, Continued and Enlarged with the Visitation of the Same County Made by Henery St. George, Richmond-Herald, Marshall and Deputy to Willm. Camden, Clarenceux, in AD 1619, With Many Other Descents Added Thereto ed. John W. Clay. London: Harleian Society, 1897.
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