GJ.637I, on English paper, mint without gum, low start (Image)

GJ.847a, marginal pair, one with VARIETY: "1" with period (pos.70), VF (Image)

GJ.1117a, corner block of 4, with first day postmark, one with VARIETY: black spot on the nose of the plane (Image)

GJ.1240, block of 4, one with VARIETY: "0" of "60" broken (pos.100) (Image)

GJ.1338A, Stylized airplane, corner block of 4 with VARIETY: light and dark grayish blue colors shifted, one stamp with defect on front, 3 of VF quality (Image)

GJ.1357, Bird, pair, both with VARIETY: Double wings, along a normal example (Image)

GJ.16, 4R., scarce clover green, pen cancelled, thin, collectible item (Image)

GJ.17, 1P. dark blue, unused, thin on back, superb front! (Image)

GJ.17, 1P. 4 examples in different shades, all with minor defects (Image)

GJ.17, 1P. blue, with dotted cancel, VF (Image)

GJ.17c, 1P. blue, unused, with VARIETY: "1" without period, one short margin (Image)

GJ.21, 1P. dull rose, on cream paper, used in B.Aires on 12/AP/1863, last dates of use, with VARIETY: neck unprinted, miscut, small thin on back (Image)

Sheet of 10 cinderellas of the "League against Tuberculosis" of 1987, value A20, including an envelope to send the contribution, all of excellent quality (Image)

Cover with cinderella "The 4-rule test, of what is thought, said or done", very nice (Image)

Old cinderella "Visit Tandil", tourism (Image)

5 Cinderellas of the 1910 Centenary, very nice! (Image)

GJ.1, 5c. small figures, pair, type I + II, with VARIETY: Important color in contrast (with an intense red at left), interesting (Image)

GJ.1, 5c. small figures, type I, with VARIETY: Dry impression (almost without ink), VF quality (Image)

GJ.1d + 1e, pair, type VII (with variety: Bug over the head) + type VIII, both with areas in more intense color in the lower frame pattern, very attractive (Image)

GJ.2a, 10c. small figures, strip with the 9 types, including position 9 left haf with VARIETIES: nail marks (above the second "A" of ARGENTINA + above the right arm) and dot on the base of "1", VF (Image)

GJ.4a, 5c. large figures, strip with the 8 types, composition B, MNH, superb (Image)

GJ.1, Un Real blue, type 6, excellent quality, with "OORRIENTES" variety, scarce in mint, superb (Image)

GJ.1c, Un Real blue, type 1, fantastic example with JUMBO margins on large fragment, lightly oily impression, spectacular! (Image)

GJ.2, 3c. provisional with goose quill stroke through the value, type 1, with two JUMBO margins, fantastic quality, mint, it is very rare unused! low start! With Alberto Solari certificate (Image)

GJ.4, 5c. yellow-green, type 7, VF (Image)