cover 1934-69 envelopes mostly addressed to Austria, the extensive collection of mail from the Arctic area, including Greenland, Alsaka and the Aleutians, with cancellations and cachets for Expeditions, Research Projects, Drift Stations, Surveys, Support Vessels, Special Flights etc., many signed, also civil Post Offices in Alaska. A tremendous range, though with some duplication. Also Russia 1931 card with Polar flight imperf. 30k. and 1r., and showing appropriate cachets. (433)