Ancestry of Richard Plantagenet & Cecily de Neville @ chart 1066, s of Henri de Bourgogne Ct de Bourgogne & Sybille de Bourgogne
The cited information was published by published by author, 1978 (Ref: chart 1066, s of Henri de Bourgogne Ct de Bourgogne & Sybille de Bourgogne) The author/originator was Ernst-Friedrich Kraentzler.