144 ARGENTINA - GENERAL ISSUES Auction #2145: ARGENTINA: Special December auction Single / Mint O.Gum (LH) Cat.#: GJ.839 VF. GJ.839, 1940 Pan-American Union with MUESTRA ovpt., VF quality, rare! Starting Price: US$ 20 Current Price: US$ 20 Bid US$ 20 or more Closing: 2021-12-02 22:00:00