GJ.636/54, 1928 complete set of 19 mint values, lightly hinged, very fine quality, catalog value US$160 (Image)

GJ.650a, 1928 1P. with variety CENTER SHIFTED upwards, along a normal example for comparison, both printed on English paper, very fine quality, catalog value US$81 (Image)

GJ.654, 1928 3.60P., high value of the set, mint with very light hinge mark, excellent quality, catalog value US$38 (Image)

GJ.660, 1930 20c. Zeppelin with blue overprint, corner pair, the right stamp with "SOBRFTASA" variety, MNH, excellent quality, market value US$50 or more! (Image)

GJ.661a, 1930 Zeppelin 50c. with INVERTED BLUE OVERPRINT, MNH (+50%), superb example, catalog value US$750 (Image)

GJ.662U, 1930 Zeppelin 1P. with blue overprint, block of 4 printed on AUSTRIAN PAPER, mint, very fine quality, catalog value US$400 (Image)

GJ.662U, 1930 Zeppelin 1P. with blue overprint, printed on AUSTRIAN PAPER, MNH (+50%), very fine quality, catalog value US$150 (Image)

GJ.665/9, 1930 Zeppelin with GREEN overprint, complete set of 5 values with MUESTRA overprint, extremely rare, much scarcer than a normal set, catalog value US$700+ (Image)

GJ.669, 1930 Zeppelin 1.80P. with GREEN overprint, mint lightly hinged, very fresh, superb example, catalog value US$630 (Image)

GJ.669a, 1930 Zeppelin 1.80P. GREEN overprint, with variety "Overprint shifted to top left", mint with tiny hinge mark (it appears to be MNH), excellent quality, rare, catalog value US$750 (Image)

GJ.715/9, 1931 Anniversary of the Revolution, complete set of 5 values, VF quality, catalog value US$100 (Image)

GJ.718, 1931 Anniversary of the Revolution 1.80P., block of 4 with the overprint VERY SHIFTED to the left (the "6" of the date is on the right border of each stamp), mint with part gum, very handsome and rare, market value US$250 (Image)

GJ.720/2 + 721A, 1932 Zeppelin, the complete set of 3 values + the 18c. in the rare lilac color, VF quality, catalog value US$162 (Image)

GJ.721A, 1932 Zeppelin 18c. in LILAC (printed on Dutch paper), very fine quality, catalog value US$110 (Image)

GJ.722a, 1932 Zeppelin 90c. with variety "REPUBLICÁ", very fine quality, catalog value US$100 (Image)

GJ.845/9, 1940 complete set of 5 MNH values, excellent quality, catalog value US$35 (Image)

GJ.845SG, 1940 Stylized airplane 30c. PRINTED ON GUM variety, MNH, excellent quality, catalog value US$120 (Image)

GJ.847a, 1940 1P., block of 4, one with variety "1 with period", MNH, excellent quality, catalog value US$65 (Image)

GJ.848a, 848b, 1940 1.25P. block of 4, one with variety "spot on the cabin" (position 9) and another one with "telegraph lines" var. (pos.18), MNH, excellent quality, catalog value US$34 (Image)

GJ.857P + 861P + 865P, 1942 Stylized airplane 30c. and 1P. (with and without watermark), the complete set of 3 in IMPERFORATE PAIRS, very fine quality, catalog value US$70 (Image)

GJ.863a, 1942 Stylized airplane 30c. without watermark, DOUBLE IMPRESSION variety, MNH, very fine quality, catalog value US$100 (Image)

GJ.864b, 1942 Mercury 50c. without watermark, MNH block of 4, one with VARIETY: Fake nose and wristband, VF quality, catalog value US$65 (Image)

GJ.864b, 1942 Mercury 50c. without watermark, block of 4, one with variety "fake nose and wristwatch", excellent quality, catalog value US$65 (Image)

GJ.865P, 1942 Stylized airplane 1P. without watermark, IMPERFORATE block of 4, excellent quality, catalog value US$40 (Image)

GJ.1002, 1951 Eva Perón Foundation (La Pieta, Michelangelo), block of 4 of excellent quality, catalog value US$60 (Image)