BethkeNama dan MargaL. Bethke, L. Haug, Mary BethkeLinimasaBirth0Death0HubunganSaudara kandungBethke (1920–2020)Bethke (1920–1970)Bethke (1930–1990)Bethke (1920–2000)BethkeBethke (1920–1920)Orang tuaAvolt Bethke (1894–1966)Beulah Sharp (1902–2000)Sumberwikitree Bethke-62