EntityQ3374577· pop 5· linked from 9 articlesNils Roll-HansenSign in to saveNorwegian historian and philosopherConnectionshistoryEntityphilosophyEntityInternational Standard Book NumberEntityNatureEntityUniversity of OsloEntityNorwegian Academy of Science and LettersEntityCategories1938 birthsAcademic staff of the University of OsloLiving peopleMembers of the Norwegian Academy of Science and Letters