British Post in Turkey: 1921, commercial cover from Constantinople to Amsterdam
British Post in Turkey
1921, commercial cover from Constantinople to Amsterdam (addressee partly blackened) franked with Italy horiz. pair. 50c. violet, posted at British P.O. with despatch mark "BRITISH POST OFFICE CONSTANTINOPLE C 17 OC 21" and postage due marking, charged upon arrival with Dutch dues 4x10c....