Portrait of Princess Birgitta of Sweden pictured wearing a tiara and ballgown whilst sitting on a couch circa 1960. (Photo by Rolls Press/Popperfoto via Getty Images/Getty Images)
Portrait of Princess Birgitta of Sweden pictured wearing a tiara and ballgown whilst sitting on a couch circa 1960. (Photo by Rolls Press/Popperfoto via Getty Images/Getty Images)