GJ.5, 8c. Rivadavia, overprint applied by hand, used, VF (Image)

GJ.8, 24c. San Martín, overprint applied by hand, VF (Image)

GJ.15a, 4c. Moreno, with variety: Inverted and shifted overprint, cracked gum (Image)

GJ.19, 12c. Little Envelope, cracked gum, VF front (Image)

GJ.23, 20c. Vélez Sársfield, VF quality (Image)

GJ.24c, 24c. San Martín, inverted ovpt. variety, VF (Image)

GJ.26, 25c. Alvear, VF quality (Image)

GJ.27, 30c. Alvear, unused, without gum, VF (Image)

GJ.30, 2c. Vicente López, block of 4, top stamps with SHIFTED red ovpt., bottom normal, VF quality, signed by Kneitschel on back! (Image)

GJ.33, 60c. Posadas, with red and camine-rose overprint, VF (Image)

GJ.50 + other values, Ministry of Agriculture, Plowman, 69 stamps, mint and used, almost all the papers and watermarks, VF general quality (Image)

GJ.51, Ministry of Agriculture, 1c. Plowman, German paper with vertical honeycomb wmk, with variety: White line at bottom, minor defect, interesting! (Image)

GJ.300, Ministry of the Interior, 5c. San Martín, Serra Bond wmk, perf 13¼, MNH, VF quality (Image)

GJ.311, Ministry of the Interior, 20c. San Martin with period, perf 13¼x12½, VF (Image)

GJ.421/8, Ministry of Justice and Education, serif font, San Martin w/o period, cmpl. set of 8 values, VF general quality, some with light staining (Image)

GJ.663, 25c. Plowman, unwatermarked, block of 4 with perforation variety, sheet margin, VF (Image)

GJ.689, 20c. Eva Perón, national unsurfaced paper, with variety: White spot at right of the face value, unused, without gum, VF (Image)

GJ.689, 20c. Eva Perón, national unsurfaced paper, with variety: White spot by the left pattern, unused, without gum, VF quality (Image)

GJ.701, 10P. Eva Perón, VF quality (Image)

GJ.775, 300P. Mar del Plata, overprint type XIV, VF quality (Image)

GJ.814, 10c. Eva Perón, Presidencia de la Nación, used, VF (Image)