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

1967 Airmail – Previous Stamps Overprinted “RESELLO” and Surcharged 1967 Paintings of Women 1967 Airmail – Paintings of Women 1967 Airmail – Paintings of Women 1967 Airmail – Paintings of Women 1967 The 50th Anniversary of the Birth of John F. Kennedy, 1917-1963 1967 Airmail – The 50th Anniversary of the Birth of John F. Kennedy, 1917-1963 1967 Airmail – The 50th Anniversary of the Birth of John F. Kennedy, 1917-1963 1967 Airmail – The 50th Anniversary of the Birth of John F. Kennedy, 1917-1963 1967 Airmail – The 50th Anniversary of the Birth of John F. Kennedy, 1917-1963 1967 Airmail – The 50th Anniversary of the Birth of John F. Kennedy, 1917-1963 1967 Christmas Traditions 1967 Airmail – Christmas Traditions 1967 The 100th Anniversary of the Birth of Pena Herrera and the 100th Anniversary of Central University of Ecuador in Quito 1967 The 100th Anniversary of the Birth of Pena Herrera and the 100th Anniversary of Central University of Ecuador in Quito 1968 Christian Paintings and Sculptures of Local Artists 1968 Airmail – Christian Paintings and Sculptures of Local Artists