J. Roelen, Bockhefte 3, 1940, S. 4
__ | Peter BOCK |__ | (1555-1623)x1580 Peter BOCK | __ | (1582-1670)x1610 | | | | N. |__ | x1580 Adam BOCK | __ | (1620-1698)x1661 | | | | ___________________|__ | | | | | N. | __ | x1610 | | | |___________________|__ |--Maria BOCK | (1664-....) __ | | | ___________________|__ | | | ___________________| __ | | | | | | |___________________|__ | | | Christina CONTZEN | __ (1630-1706)x1661 | | | ___________________|__ | | |___________________| __ | | |___________________|__