Lot 40692 – 1926 (May 10) envelope sent registered “By overland mail / Baghdad Jerusalem” with 1923-25 1/2a, 1a, 1 1/2a, 3a, 4a and 8a

1926 (May 10) envelope sent registered “By overland mail / Baghdad Jerusalem” with 1923-25 1/2a, 1a, 1 1/2a, 3a, 4a and 8a tied by Baghdad registered double circles, reverse with London, Berlin-Breslau and Cottbus ds, very fine cover going via the Southern route, thought to be the only known registered cover from this route.