1961 Airmail – Hugo Ortiz Garces

1966 Airmail – Achievements in Space Exploration 1966 Airmail – Achievements in Space Exploration 1966 Airmail – Achievements in Space Exploration 1966 The 700th Anniversary of the Birth of Dante, and the 400th Anniversary of the Birth of Galilei 1966 Airmail – The 700th Anniversary of the Birth of Dante, and the 400th Anniversary of the Birth of Galilei 1966 Airmail – The 700th Anniversary of the Birth of Dante & the 400th Anniversary of the Birth of Galilei 1966 Airmail – The 700th Anniversary of the Birth of Dante & the 400th Anniversary of the Birth of Galilei 1966 Birds 1966 Airmail – Birds 1966 Pope Paul VI 1966 Airmail – Pope Paul VI 1966 Airmail – Pope Paul VI 1966 Airmail – Pope Paul VI 1966 Personalities 1966 Airmail – Personalities 1966 Airmail – Personalities