Auction # 2320 ARGENTINA: Special late May auction

GREAT RARITY: GJ.1, Un Real M.C., pair with types 1 and 2 franking a folded cover to Mercedes, with pen cancel and a rimless datestamp of Corrientes 18/SE/1860 at top left (used on this stamp only a couple of months), only 3 similar covers are known, superb, with Alberto Solari certificate.