Robert Duff1916–1916نام اور کنیتRobert Edward Duffٹائم لائنBirth1916, Idaho, United StatesDeath1916رشتےبھائی بہنDuff (1910–2000)Donald Duff (1909–1911)Duff (1910–1990)Ruth Duff (1910–1911)Duff (1910–1940)Duff (1910–1980)والدینAndrew Duff (1876–1954)Marie Schmidt (1882–1964)ذرائعwikitree Duff-307