usenet newsgroup soc.genealogy.medieval, Listserve: usenet @ Title only; see individual notes for son in law Hywel ap
Cadell.

• Source Notes

  TITL usenet newsgroup soc.genealogy.medieval, Listserve: usenet
  newsgroup soc.genealogy.medievalABBR usenet soc.genealogy.medieval

• References (2)
  • Parent Source: usenet newsgroup soc.genealogy.medieval, Listserve: usenet
  • Individual: Llywarch ap Hyfaidd