Persia. (Air Mail). 1943.Registered Air Mail envelope addressed to the United States bearing Yvert 747, 3r brown, Yvert 649, 10r brown and blue and Air Mail Yvert 57, 10c blue and orange (pair) tied by Khorramshahr date stamp with framed registered hand-stamp, endorsed 'via Imperial Airways', routed via Iraq with censor tape tied by framed segmented censor cachet in violet and circular 'A' with 'Opened by Examiner/ 1386' label with New York transit and arrival.