Bidspirit auction | Worldwide Air Post Stamps and

Worldwide Air Post Stamps and Postal History - Alexandretta - TWO PIONEER FLIGHT COVERS: 1938, black or red overprints ''Sandjak. D'Alexandrette'' on air post stamps of Syria, ½p-25p, complete set of eight on cover to Belgium, and black surcharge 12.50p on 15p orange red on cover to Hamburg, VF, Est. $150-$200, Sc. # 12, C1-8