GJ.19b, 1st or 2nd printing, with PARTIAL DOUBLE IMPRESSION, excellent quality! (Image)

GJ.19e, 1st printing, on THIN PAPER, excellent quality! (Image)

GJ.19g, 1st or 2nd printing, variety VERTICALLY RIBBED PAPER, mint, excellent quality, rare! (Image)

GJ.19l, 1st printing, variety IMPERFORATE HORIZONTALLY, used in Paraná, excellent quality, very rare. With Mautalén-Solari certificate (Image)

GJ.20d, 3rd printing, DIRTY PLATE variety, superb! (Image)

GJ.20k, 3rd printing, variety BOTTOM LEFT ANGLE INCOMPLETE (position 19), mint with full original gum (+50%), superb and very rare! (Image)

GJ.21b, 10c. clear impression, on THIN PAPER, excellent! (Image)

GJ.22b, 15c. VERY CLEAR impression, with INVERTED WATERMARK variety (reversed), very fine quality, extremely rare (the few known examples are used), with Alberto Solari certificate (Image)

GJ.23c, 10c. green, INVERTED WATERMARK variety, very rare, excellent quality! (Image)

GJ.23e, 10c. worn impression, on VERY THICK paper, excellent and rare! (Image)

GJ.24g, 15c. blue, printed on VERY THIN PAPER (pelure), excellent quality and very rare! (Image)

GJ.25n, 4th printing, CRACKED PLATE variety (position 40), on fragment with cancel of Rosario, fantastic! (Image)

GJ.25, rare example of 4th printing, brownish rose, with spectacular combination of VARIETIES: Very thin paper + complete double impression + paper fold, superb, fantastic! (Image)

GJ.26a, 5th printing, with notable COMPLETE DOUBLE IMPRESSION, very separated between them, excellent quality, rare! (Image)

GJ.26e, 5th printing, VERTICALLY RIBBED PAPER variety, very notable, excellent, rare! (Image)

GJ.28d, 6th printing perforated, DIRTY PLATE variety, excellent! (Image)

GJ.28g, 6th printing perforated, with combined varieties: DIRTY PLATE + INVERTED WATERMARK (reversed), excellent and very rare! (Image)

GJ.32d, 7th printing imperforate, with combined varieties: COMPLETE DOUBLE IMPRESSION + very notable LACROIX watermark, with light thin on back in the hinge area (little importance), very rare opportunity! (Image)

GJ.34d, 8th printing, with rare combination of varieties: Very notable Lacroix watermark over 100% of the stamp, also THE IMPRESSION VARIES (VERY clear at bottom left and more blurred in the rest of the stamp), and with light partial double impression (not catalogued in used), extremely rare and unique! (Image)