Persia (Iran) 1928 (Feb, 12) registered and flown First Airmail cover from Teheran via Bouchir (Bushire ) and Baghdad to New York, USA. Franked on both sides, with first air post overprints on front - 1927 3ch and 3kr Mi:IR 546 / 554, Sc. C3 / C11 , Sg. 644 / 652 Airmail overprints And 2 pairs of 1926 Rezā Shāh 9ch.  & 6ch Mi. 537, 538, Sc. 727, 728., Arrival NY Feb 29, 1928 on Reverse. fine and colorful cover.