Ralph Tandberg Norwegian-American worker (1901-1995) (1901–1995) Parents Alvilde Marie Magdalene Naess Thorvald Martin Tandberg Children Adelma Marie Tandberg Siblings Thordis Jetta Alvilde Tandberg Carl Frederick Tandberg Ethel Valborg Alfrida Tandberg Yolanda Christina Tandberg Partners Sigrid Marie Andreassen
