1223 SALVADOR - GENERAL ISSUES Auction #2110: WORLDWIDE + ARGENTINA: End of Summer auction Block of Four / Unused (No Gum) Cat.#: Sc.268 var. F.VF Sc.268, block of 4 with INVERTED OVERPRINT, mint without gum! Starting Price: US$ 100 Current Price: US$ 100 Bid US$ 100 or more Closing: 2021-03-25 22:15:00