32 ARGENTINA - CONFEDERATION Auction #2320: ARGENTINA: Special late May auction Piece / Used Cat.#: GJ.2BID VF. GJ.2BID, 10c. green, diagonal half used as 5c. on fragment, with extremely rare blue "RIOJA - FRANCA" cancel in ellipse, only a couple are known, excellent quality, with Alberto Solari certificate Starting Price: US$ 250 Current Price: US$ 250 Bid US$ 275 or more Closing: 2023-06-01 22:10:00