GJ.1, Un Real MC blue, pair formed by types 3 and 4, mint with original gum (+50%), very rare. With a light crease of little importance, very fresh, with very wide margins, beautiful and of excellent appearance, rare! With Alberto Solari certificate (Image)

GJ.4, yellow-green, type 6, VERY OILY impression, dotted cancel, excellent and rare! (Image)

GJ.5, bluish green, type 2, MNH perfect (+200%), as fresh and impeccable as the day it was printed, very rare! (Image)

GJ.5, bluish green, type 6, with "CORR.IENTES" variety, pen cancelled, very fine quality! (Image)

GJ.5, bluish green, type 3, pen cancelled, excellent quality! (Image)

GJ.5A, bottle green, type 5, franking an entire letter sent from Yaguareté Corá to Goya on 13/NO/1866 (last known date for this place), with typical pen cancel of origin, very nice, signed by Kneitschel. Entire letters that allow to know with certainty the origin and date of use of pen marks are scarce! (Image)

GJ.7, dark blue, COMPLETE SHEET of 32 stamps in 4 groups with the 8 types, composition 2, disposition III. It includes 4 TETE-BECHE pairs and 8 with gutter, excellent quality! (Image)

GJ.7, dark blue, COMPLETE SHEET of 32 examples in 4 groups with the 8 types, composition 2, disposition IV. It includes 4 TETE-BECHE pairs and 8 with gutter, excellent quality! (Image)

GJ.8, dull rose, type 1, excellent quality! (Image)

GJ.8, dull rose, type 7, excellent quality! (Image)

GJ.8, dull rose, type 5, on fragment with datestamp of Corrientes with Maltese cross, VF quality! (Image)

RARITY: GJ.8b, dull rose, type 6, with variety "WITHOUT BOTTOM BOX", used, with tiny defect in the paper but of very fine appearance, with Alberto Solari certificate (Image)

GJ.9, dark rose lilac, type 6, mint, very fine quality! (Image)

GJ.9, fantastic example in rare "VERY PURPLE" color, type 3, on fragment used in Corrientes on 25/AU/1875, it has a tiny crease of little importance given its beauty and the rarity of this intense shade! (Image)

GJ.9, dark lilac, type 7, used, excellent quality! (Image)

GJ.11, lilac rose, type 4, with double cancellation: pen + datestamp of Corrientes, very fine quality! (Image)

GJ.12, brick rose, type 2, with 4 wide margins (3 immense), excellent quality! (Image)

GJ.16, dull rose, with blue oval "RECEPTORIA DE MERCEDES" (+100%), VF quality, signed on back by Victor Kneitschel. (Image)

RARE DESTINATION: GJ.16, dull rose, type 6, on folded cover sent to Asunción (Paraguay), excellent (Image)