Airmail - The 80th Anniversary of the Birth of Hermann Oberth, 1894-1989 1974
Sýni: Paragvæ - Venjuleg frímerki - 1974 - Airmail - The 80th Anniversary of the Birth of Hermann Oberth, 1894-1989 - 1 frímerki.
1974
Airmail - The 80th Anniversary of the Birth of Hermann Oberth, 1894-1989
13. júlí WM: Ekkert Síðu stærð: 1 Leturgröftur: Lito. Nacional. Porto. Portugal. Götun: 13½
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