Lot
2493 
Russia, North Pole Exploration, 1931-1962. Group on written-up pages, with 35k + 2r imperf Zepp polar bear issues flown cover to the icebreaker "Malygin" with hand-drawn map of the route; also two registered 1937 covers with all-over illustrations of the 'North Pole One' survey team, also 1962 souvenir sheet of 4 for 25th anniversary of their return;; attractive, please inspect. Estimate $200 - 300.
Realized: $150