Wilhelm Felgentreff, Ur-Kunde (Familien-Geschichte) der Groß-Familie Felgentreff, München 1971, S. 286
__ | __|__ | Friedrich Wilhelm FELGENTREFF | __ | (....-1864)x1824 | | | |__|__ | Julius Adolf FELGENTREFF | __ | (1824-1895)x1872 | | | | __|__ | | | | | Luisa BEECK | __ | x1824 | | | |__|__ |--Anna Luisa FELGENTREFF | (1877-....) __ | | | __|__ | | | ________________________________| __ | | | | | | |__|__ | | | Maria Carolina Henriette HENTSCHKE | __ (1846-1889)x1872 | | | __|__ | | |________________________________| __ | | |__|__