GJ.19, 5c. brick red, 1st printing, very clear impression, with extremely rare fancy cancel of YAVI, Receptoría Nacional in double ellipse (+800%), top right corner repaired, excellent appearance, very rare! (Image)

GJ.20, 5c. very nice example from 3rd printing, used, medium paper tinted by the dark gum that it had, superb (Image)

GJ.20, 5c. orangish dun-red, 3rd printing, clear impression, with dotted cancel, very nice (Image)

GJ.20, 5c. rose-red, fantastic pair from 3rd printing, clear impression, used, very fine quality, rare! (Image)

GJ.20, 5c. ocher-dun, 3rd printing, dull impression, semi-mulatto, with datestamp of Buenos Aires, perforated on the 4 sides, superb! (Image)

GJ.20j, 5c. orangish dun-red, 3rd printing, with varieties: Mulatto and horizontal line watermark, used with PONCHITO cancel, VF (Image)

GJ.20j, 5c. orangish dun-red, 3rd printing, worn impression, mulatto, with top sheet margin, used, superb! (Image)

GJ.22, 15c. blue, very clear impression, vertical line watermark, dotted cancel, with a light and small thin on back, nice front (Image)

GJ.23, 10c. green, inky impression, with original gum (+100%), very nice example (Image)

GJ.23, 10c. green, almost clear impression, unused, without gum, superb! (Image)

GJ.23, 10c. green, inky impression, blurred, on small fragment with CÓRDOBA cancel, VF (Image)

GJ.23, 10c. green, semi-clear impression, tied on fragment by Buenos Aires datestamp, superb! (Image)

GJ.24, 15c. blue, dull impression, unused, without gum, very nice (Image)

GJ.25, 5c. 4th printing, with FRANCA cancel of GOYA (+50%), VF quality (Image)

GJ.25, 5c. red-rose, 4th printing, worn impression, with part original gum (+300%), VF quality (Image)

GJ.25, 5c. rose, 4th printing, very worn impression, dry, with datestamp of Buenos Aires, VF (Image)

GJ.25a, 5c. 4th printing, very notable COMPLETE DOUBLE IMPRESSION!!, used with double ellipse cancel of RIOJA - FRANCA (+300%), very nice! (Image)

GJ.25Ba, 5c. lilac-rose, 4th printing, mulatto variety, very nice, with original gum (+50%), VF quality, VERY RARE UNUSED! (Image)

GJ.26, 5c. 5th printing, with double ellipse CATAMARCA cancel (+50%), VF quality (Image)

GJ.26, 5c. 5th printing, shifted watermark, with biconcave ellipse cancel in blue (Image)

GJ.26Ab, 5c. 5th printing, cerise carmine, parchment-like paper, used, VF quality (Image)

GJ.28dh, 5c. rose-red, 6th printing perforated, with dirty plate variety and parchment-like paper, light thin in the hinge area, superb front, with datestamp of Buenos Aires, rare and very nice! (Image)

GJ.32, 5c. 7th printing, ellipse CONCORDIA cancel with laurel wreath, soft crease only visible on back, fine quality (Image)

GJ.32, 5c. carmine-rose, 7th printing, inky semi-clear impression, with rococo cancel of Tucumán in black (+75%), with tiny thin on back, very nice front (Image)

GJ.32, 5c. carminish-rose, 7th printing, inky impression, with cancel of Rosario, minor defects, very nice! (Image)