Bidspirit auction | 1979 International Stamp Exhibition Riccione,
1979 International Stamp Exhibition Riccione, Italy - The Great Wall. Minisheet (139 x 78mm) Overprinted, Mint Never Hinged, n. 1523.
1979 International Stamp Exhibition Riccione, Italy - The Great Wall. Minisheet (139 x 78mm) Overprinted, Mint Never Hinged, n. 1523.