The 400th Anniversary of the Birth of Johannes Kepler, 1571-1630 1972
1970-1973Now showing: Ajman - Postage stamps - 1972 - The 400th Anniversary of the Birth of Johannes Kepler, 1571-1630 - 3 stamps.
Now showing: Ajman - Postage stamps - 1972 - The 400th Anniversary of the Birth of Johannes Kepler, 1571-1630 - 3 stamps.