142 ARGENTINA - GENERAL ISSUES Auction #2311: ARGENTINA: very attractive auction Single / Mint O.Gum (LH) Cat.#: GJ.611 VF. GJ.611, ½c. San Martín, printed on ribbed paper, with "MUESTRA" ovpt., VF Starting Price: US$ 15 Current Price: US$ 15 Bid US$ 17 or more Closing: 2023-03-30 22:10:00