Europe
1971 The 50th Anniversary of the French Academy
1971 The 50th Anniversary of the French Academy
1971 The 50th Anniversary of Large Families Society
1971 The 50th Anniversary of Large Families Society
1971 The 50th Anniversary of the Discovery of Insulin
1971 The 50th Anniversary of the Discovery of Insulin
1971 The 900th Anniversary of the Orval Convent
1971 The 900th Anniversary of the Orval Convent
1971 The 10th Anniversary of the Antartic Threaty
1971 The 10th Anniversary of the Antartic Threaty