GJ.19, 5c. 1st or 2nd printing, with blue Concordia cancel, thin on back (Image)

GJ.19b, 5c. 1st or 2nd printing, with partial double impression, on fragment, with wreathed CONCORDIA cancel, small defect, low start (Image)

GJ.20, 5c. 3rd printing, dun-red, unused, paper thin on back, very good front (Image)

GJ.20, 5c. 3rd printing, dun-red, the beginning of the plate wear can be observed (behind the head), separated with scissors (Image)

GJ.20, 5c. 3rd printing, separated with scissors, very nice (Image)

GJ.20, 5c. 3rd printing, with semi-circle Córdoba cancel, pressed out crease, excellent appearance (Image)

GJ.22, 15c. very clear impression, it could be imperforate but the margins are very just, the folder to which it is affixed is not the original one (Image)

GJ.23, 10c. with line watermark at right (Image)

GJ.24, 15c. dull impression, with ORIGINAL GUM, excellent quality, rare! (Image)

GJ.25, 5c. 4th printing, with traveling PO cancel of F.C.O. in blue, small corner defect (Image)

GJ.25, 5c. 4th printing, used in Rosario, small faults (Image)

GJ.25, 5c. 4th printing, with FRANCA cancel of Salavina applied with little ink (Image)

GJ.25, 5c. 4th printing, used in Mendoza, thin on back, VF front (Image)

GJ.32, 5c. 7th printing, with VARIETY: Frame incomplete at top right, framed CORDOBA cancel, tiny crease, superb front (Image)

GJ.33, 5c. 7th printing PERFORATED, used in Rosario, with defects, good opportunity at very low start (Image)

GJ.33, 5c. 7th printing PERFORATED, clear impression, dirty plate, very nice example (Image)

GJ.34, 5c. 8th printing, 2 margins just, good opportunity (Image)

GJ.34e, 5c. 8th printing, ivory head, oily impression, with ORIGINAL GUM, small fault in the top border, examples with gum are very scarce! (Image)

GJ.19, 5c. 1st or 2nd printing, very worn impression, "CATAMARCA" cancel, light thin, very good front (Image)

Lot of 21 Rivadavia stamps, all with defects, catalog value US$945 (Image)