Crown Prince Carl Gustaf of Sweden on a submarine at an exhibition, Stockholm, Sweden, 1956. The son of of Prince Gustaf Adolf, Duke of Västerbotten and Princess Sibylla of Saxe-Coburg and Gotha, Carl XVI Gustaf (1946-) became King of Sweden in 1973.
Crédit:
Album / Karl Sandels / Historisk Bildbyrå / Mustang media / Heritage Images