Foreign Royalty. Personalities. pic: circa 1958's. King Olav (Olaf) of Norway, left, with Princess Ingeborg, Princess Astrid, 2nd right, and Prince Harald at the Royal Palace in Oslo, at the celebrations for Prince Harald's 21st birthday. King Olav (1903-

Foreign Royalty, Personalities, pic: circa 1958's, King Olav (Olaf) of Norway, left, with Princess Ingeborg, Princess Astrid, 2nd right, and Prince Harald at the Royal Palace in Oslo, at the celebrations for Prince Harald's 21st birthday, King Olav (1903-1991) succeeded his father King Haakon VII in 1957 (Photo by Popperfoto via Getty Images/Getty Images)