Papers of the Constable Maxwell Family of Everingham, Caerlaverock and Terregles (including the Haggerston and Sherburne Families) > First Deposit > Pedigrees and Genealogical Material > 'Pedigree exhibiting one hundred and four legitimate (Plantagenet) descents of the Honourable Gwendolen Mary [ ] and [ ] Angela Mary Constable-Maxwell from King Edward the Third'