3273 SWITZERLAND - POSTAL HISTORY Auction #2222: WORLDWIDE + ARGENTINA: Special June auction! Cover / Cat.#: Fine ZEPPELIN: Cover sent from Bern to Rio de Janeiro on 14/SE/1934 via Zeppelin, with Friedrichshafen transit mark of 15/SE, very nice postage applied on front and reverse, interesting! Starting Price: US$ 50 Current Price: US$ 50 Bid US$ 56 or more Closing: 2022-06-23 22:30:00