10 Dec 1966: New Year's Greetings #2 (1966)
22 Aug 1966: The 11th Pacific Science Congress, Tokyo
2 Jul 1966: The 20th Anniversary of UNESCO
11 Apr 1966: The 26th International Association for the Protection of Intellectual Property (AIPPI) World Congress, Tokyo
20 Jan 1966: New Year's Greetings #1 (1966)