R. Rocholl, Geschichte des Geschlechts Rocholl aus Radevormwald, Berlin 1938, S. 117
__ | Friedrich NETTMANN |__ | x1706 Johann Heinrich Ernst NETTMANN | __ | (1706-1792)x1729 | | | | N. |__ | x1706 Caspar Diedrich NETTMANN | __ | (1740-....)x1787 | | | | Friedrich BOEING |__ | | | | | Anna Gertrud BOEING | __ | (....-1742)x1729 | | | | N. |__ |--Johann Hermann Heinrich NETTMANN | (1793-1871)x1827 __ | | | _____________________|__ | | | _________________________________| __ | | | | | | |_____________________|__ | | | Christina Elisabeth STORCK | __ x1787 | | | _____________________|__ | | |_________________________________| __ | | |_____________________|__