Argentina

1964 Airmail – Invalids Olympic Games, Tokyo WM: 9

1964 The 350th Anniversary of the Cordoba University WM: 9

1964 Airmail – Olympic Games – Tokyo, Japan WM: 9

1964 Olympic Games – Tokyo, Japan WM: 9

1964 Pope John Commemoration WM: 9

1964 Army Day WM: 9

1964 Airmail – The 15th U.P.U. Congress, Vienna WM: 9

1964 The 50th Anniversary of the Death of Father J. G. Brochero WM: 9

1964 President Kennedy Memorial Issue WM: 9

1964 The 50th Anniversary of the Death of Jorge Newbery, Aviator WM: 9