658 ARGENTINA - POSTAL HISTORY Auction #1949: WORLDWIDE + ARGENTINA: End-of-year general auction Cover / Cat.#: VF. HELICOPTER FLIGHTS: 6 covers flown in 1987 and 1988, VF quality! Starting Price: US$ 15 Current Price: US$ 15 Bid US$ 15 or more Closing: 2019-12-19 22:20:00