Ritter1880–1970नाम और उपनामE. Ritter, E. Plattner, Pearl RitterसमयरेखाBirth1880Death1970रिश्तेबच्चेPlattner (1900–2000)Plattner (1920–1990)Plattner (1910–1990)Plattner (1910–2010)माता-पिताJames Ritter (1844–1886)Susannah Pence (1853–1919)स्रोतwikitree Ritter-1826