EntityQ2204212· pop 7· linked from 15 articlesOlaf PedersenSign in to saveDanish historian of astronomy (1920–1997)Connectionshistory of scienceEntityRuth Mazo KarrasEntityDenmarkConceptphysicsEntityQ7085EntityInternational Standard Book NumberEntityPtolemyEntitydigital object identifierEntityprofessorEntityJutlandEntityBoethiusEntityUniversity of CopenhagenEntityAlmagestEntityCambridge University PressEntityNicole OresmeEntityAarhus UniversityEntityÉtienne GilsonEntityVatican ObservatoryEntityOlaf PedersenEntityEgtvedEntityCategories1920 births1997 deaths20th-century Danish historians20th-century science writersAcademic staff of Aarhus UniversityDanish historians of scienceHistorians of sciencePeople from Vejle Municipality