Palestine, 1933 Chicago Exposition Flight. Registered cover via Friedrichshafen to South America, franked with 1925-32, 2m + 3m + 10m + 13m definitives canceled by "Registered, Jerusalem, 3 Oc 33" oval date stamps (2m uncanceled), red U.S. and German flight cachets and receiving backstamps, Very Fine, a very rare flight cover originating in Palestine, rated by Sieger as one of the rarest British Colonies. Sieger No. 238E. Estimate  $1,000 - 1,500. $0 (Image)