GREAT RARITY: GJ.1, Un Real M.C. blue, type 8, on fragment with straightline "Bella Vista" cancel forming a cross (see page 168 in the 1974 Kneitschel catalog), ONLY ONE KNOWN, with Alberto Solari certificate (Image)

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. (Image)

GJ.18, 1879 Timbre fiscal, type 1, with Harvey signature, fine quality, rare! (Image)

GJ.18, 1879 Timbre fiscal, type 2, with Solari signature, tiny defect on back else excellent, very rare! (Image)

GJ.18, 1879 Timbre fiscal, type 3, with Miranda signature and handstamp. With notable variety: "LETTERS BROKEN" in the top inscription, very fine quality, rare! (Image)

GJ.18, 1879 Timbre fiscal, type 4, with Fava signature, very fine quality, rare! (Image)

GJ.18, 1879 Timbre fiscal, type 5, with Sanchez signature, very fine quality, rare! (Image)

GJ.18, 1879 Timbre fiscal, type 6, with Miranda signature, very fine quality, rare! (Image)