Ackerman1920–2020Nombres y ApellidosE. Ackerman, Ruth Ackerman, E. Osborn-Crawford-WelchCronologíaBirth1920Death2020RelacionesHijosOsborne (1940–2010)Crawford (1940–2010)HermanosAckerman (1920–1940)Ackerman (1920–1950)Ackerman (1930–1970)Ackerman (1920–1990)Medios hermanosWilliams (1910–1990)Williams (1910–1930)PadresAckerman (1870–1960)Parsley (1890–1970)Fuenteswikitree Ackerman-1137