Bidspirit auction | ✉ POLONIA. 1930 (7-VI). WARSAWA
✉ POLONIA. 1930 (7-VI). WARSAWA to CAIRO (Egypt). RAID WARSAWA-WIEN-INDIA stage WARSAWA-ALEXANDRIA. 30 gr. and 10 gr. Special airmail mark, only 44 covers flown. (Mu. 85).
✉ POLONIA. 1930 (7-VI). WARSAWA to CAIRO (Egypt). RAID WARSAWA-WIEN-INDIA stage WARSAWA-ALEXANDRIA. 30 gr. and 10 gr. Special airmail mark, only 44 covers flown. (Mu. 85).