The 9th International Architects' Union Congress, Prague 1967
Sýni: Tékkóslóvakía - Venjuleg frímerki - 1967 - The 9th International Architects' Union Congress, Prague - 1 frímerki.
1967
The 9th International Architects' Union Congress, Prague
10. júní WM: Ekkert Síðu stærð: 100 Hönnun: J. Liesler Leturgröftur: J. Schmidt Götun: 11¼ x 11¾
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