Persia. (Air Mail). 1930. Registered Air Mail envelope addressed to London bearing Yvert 524, 1c rose and emerald, Yvert 529, 10c brown and green and Yvert 534, 2k orange and violet (3) tied by Boucher double ring with boxed hand-struck 'R/ Boucher', forwarded on arrival with sealing tape 'Found Open or Damaged and Officially Secured' tied by Farnborough date stamp. Interesting item.