132 ARGENTINA - OFFICIAL STAMPS Auction #2135: ARGENTINA - OFFICIAL STAMPS: Selection of good lots! Single / Mint O.Gum (LH) Cat.#: GJ.640b Cat.Value: US$31 VF. GJ.640b, INVERTED OVERPRINT variety, VF quality! Starting Price: US$ 20 Current Price: US$ 20 Bid US$ 22 or more Closing: 2021-09-23 22:05:00