Robert Collier1926–?समयरेखाBirth1926Death0रिश्तेभाई-बहनJane Collier (1916–2006)Robert Collier (1920–2003)Miriam Collier (1918–2003)माता-पिताPercival Collier (1889–1958)Ruth Graybill (1893–1980)स्रोतwikitree Collier-5445