and Letters from 1965. He died in December 1989 in Oslo. References 1904 births 1989 deaths Norwegian Military Academy alumni University of Oslo alumni Norwegian Army personnel Norwegian prisoners of war in World War II World War II prisoners of war held by Germany Librarians from Oslo Norwegian encyclopedists Norwegian biographers Male biographers Members of the Norwegian Academy Members of the Norwegian Academy of Science and Letters Oeyvind 20th-century Norwegian writers 20th-century biographers 20th-century Norwegian male writers