- [S579] Smith Family History, online http://freepages.family.rootsweb.com/%7Eja7smith/, Jerry A. Smith (e-mail address), n.d.
- [S581] ThePeerage.com, online , compiled by, unknown publish date.
- [S583] Samuel Howard Sloan, "Royal Family of Europe," online http://www.ishipress.com/royalfam/pafx.htm#toc, by Samuel Howard Sloan (e-mail address).
- [S584] Gary Boyd Roberts, The Royal Descents of 600 Immigrants to the American Colonies or the United States, Who Were Themselves Notable or Left Descendants Notable in American History, With a 2008 Addendum, Coda, and Final Addition in unknown series (Baltimore: Genealogical Publishing Co., Inc., 2008).
- [S587] Lovelady Lewes Gee, Women, Art & Patronage From Henry III to Edward III: 1216-1377 in unknown series (n.p.: Boydell & Brewer, 2002).
- [S589] Tudorhistory.org at http://tudorhistory.org, unknown publish date.
- [S590] The Official Web Site of the ... British Monarchy at www.royal.gov.uk/output/page1.asp, unknown publish date.