(…) de Thweng
|This person was last edited on||26 Mar 2021|
- [S2051] J. W. Clay, editor, Dugdale's Visitation of Yorkshire, with additions, 3 vols. (Exeter, England: William Pollard & Co., 1899-1917), 3:185, further cited as Clay, Dugdale's Visitation of Yorkshire.
- [S2174] Gary Boyd Roberts, The Royal Descents of 900 Immigrants to the American Colonies, Quebec, or the United States Who Were Themselves Notable or Left Descendants Notable in American History, two vols. (Baltimore, Maryland: Genealogical Publishing, 2018), 1:725, further cited as Roberts, RD900.
- [S950] Joseph Foster, Pedigrees of the County Families of Yorkshire, Two vols. (London: W. Wilfred Head, 1874), 2:pt 5, further cited as Foster, Pedigrees of Yorkshire.