GJ.19, 1st and 2nd printing, 6 used stamps with different cancels (some scarce, for example Catamarca in double ellipse), from very clear to worn impressions, papers with different thickness, and very varied shades, very fine quality, very interesting lot! (Image)

GJ.19, 1st or 2nd printing, PARTIALLY OXIDIZED INK variety, excellent quality, rare! (Image)

GJ.19b+i, combination of varieties: Notable partial double impression on the left + mulatto, rare and superb! (Image)

GJ.19e, 1st printing, on VERY THIN PAPER (transparent), used in Rosario, very fine quality, rare! (Image)

GJ.10g, 1st printing, on PAPER RIBBED ON BOTH DIRECTIONS ("hessian"), excellent quality! (Image)

GJ.20, 3rd printing, with VARIETY: "dim" impression, rare, superb! (Image)

GJ.20, 3rd printing, superb example! (Image)

GJ.20, 3rd printing, used in Buenos Aires on 19/AP/1865, superb! (Image)

NOTABLE EXAMPLE: GJ.20, 3rd printing, VERY CLEAR impression, very orangish dun color, light thin on back of little importance, spectacular front, rare! (Image)

GJ.20, 3rd printing, with blue cancel of SAN ANDRÉS DE GILES, very fine quality! (Image)

GJ.20, 3rd printing, 4 stamps in different shades, very attractive, very fine quality! (Image)

GJ.20, very nice example of 3rd printing franking a front of folded cover to B.Aires, it bears a fantastic ellipse SAN JUAN cancel with FRANCA in bluish gray (+30%), very attractive! (Image)

GJ.20d, 3rd printing, diagonally DIRTY PLATE variey and also lightly mulatto, franking an entire letter sent from Rosario to Buenos Aires on 23/AU/1865, VF quality. These varieties on cover are rare! (Image)

GJ.20, 3rd printing, unused, with VARIETY: diagonal paper fold + "blurred" area left of the oval, excellent! (Image)

GJ.21, 10c. clear impression, mint, very fine quality! (Image)

GJ.21, 10c. clear impression, used, VF quality! (Image)

GJ.23, lot of 5 stamps of 10c., varied shades (from yellow-green to bluish green), and from almost clear impression to very worn, very nice group! (Image)

GJ.23, 10c. green, semi-clear impression, worn plate (with interesting white spots in several areas), excellent! (Image)

GJ.23, with the rare mute cancel of Concordia "circle of 8 small wedges joined at the center" (+300%), VF quality! (Image)

GJ.23, with the scarce oval cancel of EL MORRO (San Luis), VF quality! (Image)

GJ.23, 10c. very worn impression in bluish dark green color, franking a folded cover to Tucumán, with datestamp of Buenos Aires for 13/DE/1866, VF quality! (Image)

EXTREMELY RARE CANCEL: GJ.23BI, 10c. green, diagonal bisect used as 5c. on a fragment, with blue "CORREOS DE SAN JOSÉ DE METÁN" (Salta) cancel (+700%), only a front of folded cover and this fragment are known with this cancellation, a small classic gem, with Alberto Solari certificate (Image)

RARE VARIETY IN THE 10c. VALUE: GJ.23g, 10c. semi-clear impression with MULATTO variety, very interesting, very fine quality. NOTE: The GJ catalog value is wrong and will be corrected in the next edition. (Image)

GJ.24, 14c. blue, worn impression, interesting example with signs of WORN PLATE (defective impression, with white areas), VF and interesting (Image)

GJ.24, 15c. blue, semi-clear impression, used in Concordia, superb! (Image)