1453 ARGENTINA - POSTAL HISTORY Auction #1813: ARGENTINA: general auction with very low starts! Cover / Cat.#: VF. Cover with postmark of "CASILDA" (Santa Fe) mailed on 3/DE/1969 to Buenos Aires. Starting Price: US$ 1 Current Price: US$ 1 Bid US$ 1 or more Closing: 2018-04-26 22:20:00