693 ARGENTINA - GENERAL ISSUES Auction #2311: ARGENTINA: very attractive auction Pair / Cat.#: GJ.1001 VF. GJ.1001, imperforate pair, trial color proof in greenish gray printed on paper, with sheet corner Starting Price: US$ 20 Current Price: US$ 20 Bid US$ 20 or more Closing: 2023-03-30 22:10:00