GJ.16, 5c. rose-red, 1st printing imperf, worn impression, with 6x6 dotted cancel of San Nicolás, superb! (Image)

GJ.17, 10c. yellowish green, absolutely clear impression and color corresponding to 1st printing, but as it almost has no borders it cannot be determined, estimate value given as for a perforated example, unused, without gum, VF (Image)

GJ.18, 15c. light blue, absolutely clear impression and color corresponding to FIRST PRINTING IMPERFORATE, but as it almost has no borders it cannot be determined, estimate value given as for a perforated example, with original gum, VF (Image)

GJ.19, 5c. rose-red, 1st or 2nd printing, semi-clear impression, WITH FULL ORIGINAL GUM (+300%), very rare, excellent! (Image)

GJ.19, 5c. red rose, 1st or 2nd printing, worn impression, sheet margin (rare), with double ellipse CATAMARCA cancel, crease at top but all the same with very nice appearance (Image)

GJ.19, 5c. rose-red, 2nd printing, worn impression, with ellipse SAN JUAN cancel with FRANCA (+100%), VF (Image)

GJ.19, 5c. rose-red, 1st or 2nd printing, semi-clear impression, with Paraná datestamp, very nice (Image)

GJ.19, 5c. brick red, 1st or 2nd printing, worn impression, with mute "square of parallel lines" cancel of Corrientes (+150%) + pen cancel, with tiny tear in the top border, excellent appearance (Image)

GJ.19, 5c. red-rose, 1st or 2nd printing, semi-clear impression, with FRANCA cancel of Rosario in black (+100%), VF quality (Image)

GJ.19, 5c. rose-red, 1st or 2nd printing, worn impression, used pair with 10x13 dotted cancel of Corrientes, VF quality (Image)

GJ.19, 5c. red rose, 1st or 2nd printing, worn impression, with double ellipse CATAMARCA cancel, VF quality (Image)

GJ.19, 5c. rose red, 1st or 2nd printing, worn impression, with double ellipse CATAMARCA cancel, very nice (Image)

GJ.19, 5c. rose-red, 1st or 2nd printing, worn impression, on folded cover sent to Buenos Aires on 6/DE/1864, with blue datestamp of Rosario along the mark "A. Zubelzu y Cia. - Rosario", VF quality (Image)

GJ.19, 5c. brick red, 1st or 2nd printing, worn impression, on an entire letter sent to Mendoza on 2/AU/1864, with biconcave ellipse cancel of CORREO NACIONAL DEL ROSARIO along blue datestamp, VF quality (Image)

GJ.19b, 5c. rose-red, 1st or 2nd printing, worn impression, partial double impression variety, with double circle CORDOBA cancel with FRANCA, VF quality (Image)

GJ.19b, 5c. brick red, 1st or 2nd printing, clear impression, with partial DOUBLE IMPRESSION var. (left half), used, bottom border separated with scissors else VF (Image)

GJ.19b, 5c. red-rose, 1st or 2nd printing, clear impression, 2 stamps (one with partial double impression variety) on a folded cover to Salta, with biconcave ellipse cancel of CORREO NACIONAL DEL ROSARIO in blue, VF quality (Image)

GJ.19c. 5c. brick red, 1st or 2nd printing, clear impression, with inverted watermark variety (reversed), with 7x7 dotted cancel of Buenos Aires, superb! (Image)

GJ.19g, 5c. rose-red, 1st or 2nd printing, clear impression, with PAPER RIBBED IN BOTH DIRECTIONS ("hessian"), used, light thin on back, very good front! (Image)

GJ.19, 5c. rose-red, 1st or 2nd printing, worn impression, with variety: lower left angle incomplete, with double ellipse RIOJA FRANCA cancel in black (+300%), VF quality (Image)

GJ.20, 5c. orangish dun-red, 3rd printing, clear impression, with a rare DOTTED cancel apparently not of Jujuy, very nice (Image)

GJ.20, 5c. orangish dun-red, clear impression, used, excellent quality (Image)

GJ.20, 5c. dun-red, 3rd printing, on a cover front sent from Buenos Aires to San Pedro in 1865, very nice, perforated all around (Image)

GJ.20, 5c. orangish dun-red, 3rd printing, very clear impression, pair with biconcave ellipse cancel of CORREO NACIONAL DEL ROSARIO in blue, beautiful pair very well perforated, superb! (Image)

GJ.20, 5c. orangish dun-red, 3th printing, dull impression, semi-mulatto, used, nice example! (Image)