Ancestry of Richard Plantagenet & Cecily de Neville @ chart 1531, Teresa "Endregoto" heiress to kingdom of Aragon, no parents
The cited information was published by published by author, 1978 (Ref: chart 1531, Teresa "Endregoto" heiress to kingdom of Aragon, no parents) The author/originator was Ernst-Friedrich Kraentzler.