Ackerman1920–2020नाम और उपनामE. Ackerman, Ruth Ackerman, E. Osborn-Crawford-WelchसमयरेखाBirth1920Death2020रिश्तेबच्चेOsborne (1940–2010)Crawford (1940–2010)भाई-बहनAckerman (1920–1940)Ackerman (1920–1950)Ackerman (1930–1970)Ackerman (1920–1990)सौतेले भाई-बहनWilliams (1910–1990)Williams (1910–1930)माता-पिताAckerman (1870–1960)Parsley (1890–1970)स्रोतwikitree Ackerman-1137