Kungliga Vitterhets Historie och Antikvitets Akademien
In 1962, the Greek government honored him with the honorary command of the Royal Hellenic Order of the Phoenix. He received the Gold Medal of the Archaeological Institute of America in 1969. He was honorary vice president of the Archaeological Association of Greece and an honorary member of the International Olympic Committee. He was awarded membership in the German Archaeological Institute and the Royal Swedish Academy of Letters, History and Antiquities.