Bidspirit auction | ✉ POLONIA. 1930 (7-VI). WARSAWA
✉ POLONIA. 1930 (7-VI). WARSAWA to KARACHI (India). RAID WARSAWA-WIEN-INDIA stage WARSAWA-KARACHI. 30 gr. (2) and 20 gr. Special airmail mark, only 54 covers flown. (Mu. 90).
✉ POLONIA. 1930 (7-VI). WARSAWA to KARACHI (India). RAID WARSAWA-WIEN-INDIA stage WARSAWA-KARACHI. 30 gr. (2) and 20 gr. Special airmail mark, only 54 covers flown. (Mu. 90).