A. Blömer, Ahnenliste Johann Peter Keller, * 3.4.1935 in Rheydt, Mönchengladbach 1987, S. 51
A. Blömer, Die Familie Lüpsch in Körrenzig, Mönchengladbach 2002, S. 25, 28
__ | Leonhard LÜPSCH |__ | (1595-1664)x1618 Johannes LÜPSCH | __ | (1625-....)x1653 | | | | Katharina GEVENICH |__ | x1618 Johannes LÜPSCH | __ | (1660-1720)x1685 | | | | _____________________|__ | | | | | Katharina MÜLLER | __ | (....-1687)x1653 | | | |_____________________|__ |--Maria LÜPSCH | (1688-....)x1710 __ | | | _____________________|__ | | | ___________________| __ | | | | | | |_____________________|__ | | | N. | __ (....-1695)x1685 | | | _____________________|__ | | |___________________| __ | | |_____________________|__