Airmail - The 25th Anniversary of the Hermann Oberth Society 1976
Sýni: Paragvæ - Venjuleg frímerki - 1976 - Airmail - The 25th Anniversary of the Hermann Oberth Society - 1 frímerki.
1976
Airmail - The 25th Anniversary of the Hermann Oberth Society
20. ágúst WM: Ekkert Síðu stærð: 1 Leturgröftur: Lito. Nacional. Porto. Portugal. Götun: 14½
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