From left to right: Princess Astrid and Prince Alexander of Liechtenstein, Duchess and Duke of Calabria (background), Reza Pahlavi, Archduke Gerhard of Austria-Este, Don Luis Alfonso de Borbón y Martínez-Bordiú (background), and on the right Doña Emanuela Pratolongo and Prince Egon of Fürstenberg.
From the left to the right: Princess Astrid and Prince Alexander of Liechtenstein, Doña Emanuela Pratolongo and Don Luis Alfonso de Borbón y Martínez-Bordiú (background), Prince Serge of Yugoslavia with girlfriend, Prince Egon of Fürstenberg, Duke and Duchess of Calabria.
On the far left (in light blue) Princess Chantal of Hannover, (in dark red) Archduchess Christiana and Archduke Michael of Austria, (in red without hat) Archduchess Maria of Austria.
Just visible: the dark red of Archduchess Christiana of Austria with on her right her husband Archduke Michael of Austria. Behind Archduchess Christiana, with the blond hair, Prince Alessandro Ruffo di Calabria.
Photos: Netty Leistra