Ancestry of Richard Plantagenet & Cecily de Neville @ chart 1780, 1777, Basine de Thuringia, no parents, confused
with husband's paternal grandmother?
The cited information was published by published by author, 1978 (Ref: chart 1780, 1777, Basine de Thuringia, no parents, confused
with husband's paternal grandmother?) The author/originator was Ernst-Friedrich Kraentzler.