in Köln
L. Gerstein, Ahnentafel der Familien Schmemann und Gerstein, Hagen 1934, S. 64
__ | ______________________|__ | _______________________| __ | | | | |______________________|__ | Johannes ZYTHOPAEUS | __ | (1582-1662)x1608 | | | | ______________________|__ | | | | |_______________________| __ | | | | |______________________|__ |--Johannes ZYTHOPAEUS | (1610-....) __ | | | Albert BLANKENSTEIN |__ | | (....-1559) | Rötger BLANKENSTEIN | __ | | x1563 | | | | | N. |__ | | | Margaretha BLANKENSTEIN | __ x1608 | | | Reinhold VOGELPOTH |__ | | | Margaretha VOGELPOTH | __ (....-1608)x1563 | | | Bela |__