A cryptic comment
https://groups.google.com/forum/m/#!topic/soc.genealogy.medieval/ye... “Very interesting Post the other day I came across a some Swynford information. It stated that John son of John son of John Swynford heirswere Margaret dau of Sir William Swynford wife of William Bilesby. As soon as I find it again I will post it.”
I don’t see a William Billesby in the Visitations of Lincolnshire
https://books.google.com/books?id=Fe1DAQAAMAAJ&lpg=PA15&ots...