GJ.12, 5c. carmine-rose, without accent, semi-worn plate, pair on fragment with Buenos Aires datestamp, wide margins, VF quality (Image)

GJ.15, 5c. dull red, narrow C, on fragment with fancy cancel of Río Cuarto (+150%), VF (Image)

GJ.35, 1c. Balcarce, dark purple, VF! (Image)

GJ.12, 4c. Moreno, VF quality (Image)

GJ.50, 16c. Belgrano, rouletted, VF quality (Image)

GJ.51, 20c. Vélez Sársfield, rouletted, VF quality (Image)

GJ.53, 2c. Vicente López, unused and without gum, VF quality (Image)

GJ.55, 24c. San Martín, unused, without gum, VF (Image)

GJ.56, 25c. Alvear, VF quality (Image)

GJ.59, ½c. provisional, without perforation across the middle, small P, variety: Shifted overprint, unused, without gum, VF quality (Image)

GJ.60, ½c. provisional, without perforation across the middle, large P, unused block of 6 stamps, without gum, VF quality (Image)

GJ.73, ½c. on 15c. Provisional, groundwork of crossed lines, black overprint, VF quality (Image)

GJ.78, 1c. Small Envelope, VF quality (Image)

GJ.88, 15c. San Martín, light crease, fine appearance, low start (Image)

GJ.90, 25c. Belgrano, unused, without gum, VF quality (Image)

GJ.93, 50c. Mitre, used, interesting cancel, VF (Image)

GJ.96 + other values, Sudamericana issue, 29 proofs of different values and colors, in blocks of 4, HAMBURG FORGERIES (Image)

GJ.102, 2c. Derqui, block of 4, VF quality (2 MNH, 2 with tiny hinge mark!) (Image)

GJ.106PV, 5c. Rivadavia, type II, horizontal pair imperf between, unused, without gum, VF (Image)

GJ.111, 12c. Alberdi, VF quality (Image)

GJ.115, 1P. San Martín, used, VF (Image)

GJ.116, 5P. Lamadrid, 2 die proofs in different shades, HAMBURG FORGERIES (Image)

GJ.138, 1c. Rivadavia, proof in red, printed on thin paper, with SCHREIBMASCHINEN-PAPIER wmk with Maltese cross, VF quality (Image)

GJ.139, 2c. Rivadavia, small sun wmk, perf 11½, block of 4, VF quality (Image)

GJ.140, 3c. Rivadavia, small sun wmk, perf 11½, MNH block of 4, VF quality (Image)