GJ.716a, 1931 72c. Anniversary of the September revolution, pair, the right stamp with DOUBLE IMPRESSION, very rare and undervalued in the catalog (the estimate will be corrected in the next edition), very few known, excellent quality! (Image)

GJ.1256a + 1256 + variety, 1963 21P. Stylized Airplane, block of 10 with perforation VARIETY: the 4 left stamps with "ARGENTINA" at left (GJ.1256a), the next 2 are similar but much norrower, WITHOUT FACE VALUE, and the rest with the face value on the left and "ARGENTINA" in the center, spectacular! (Image)

GJ.17, on fragment with complete receiving cancel applied in PAYSANDÚ (Uruguay), VF and rare! (Image)

GJ.22b, 2P. blue, worn impression, varieties: "Bottom left angle defective" (position 1), also with a partial double impression in the top half, light thin on back, superb front! (Image)

GJ.3, 1872 3c. dull blue, block of 8 with composition 1 (second period of use), MNH (+200%, it only shows light hinge marks in the sheet margins, the 8 stamps are as perfect as the day they were printed and gummed almost 160 years ago!!), very fine quality, rare! (Image)

GJ.4, yellow-green, 3 examples with different pen cancels, interesting! (Image)

GJ.5, bluish green, pen cancelled, very fine quality! (Image)

GJ.7, dark blue, type 5, with barred cancel of Corrientes, OILY and very inky impression, virtually illegible, VF and attractive! (Image)

GJ.38, on fragment with mute 6x5 dotted lozenge cancel of CÓRDOBA, VF and extremely rare! (Image)

GJ.47, 1877 provisional of 8c. franking an entire letter from Rosario to Córdoba on 4/JUL/1877, excellent quality! (Image)

GJ.51, 1876 20c. Vélez Sársfield, pair on tiny fragment, postally used with the rare rectangular datestamp of MORTEROS (Tucumán), VF quality! (Image)

GJ.72a, with variety "½" AT TOP, mint without gum, VF quality! (Image)

GJ.218P, 1899 1c. Liberty, IMPERFORATE PAIR, with tiny thin on back, insignificant, excellent front, rare! (Image)

GJ.477, 1918 1c. San Martín, block of 12 with complete SERRA BOND wmk (along 5 examples), superb, rare! (Image)

GJ.684EH, 1930 Revolución 20c., vertical GUTTER pair! (Image)

GJ.760, 1935/52 1P. Map with borders, PROOF in the issued colors, imperf pair printed on paper for specimens, small crease, rare! (Image)

GJ.876, 1P. Map with Antarctica, block of 4, 2 with LARGE DIAGONAL FOLD, excellent and fantastic! (Image)

GJ.880, 1P. Map with Antarctica printed on national unsurfaced paper, corner block of 8 with variety: Offset impression on back, VF! (Image)

GJ.887, 5c. San Martín typographed, block of 6 with END-OF-ROLL double paper variety, excellent quality! (Image)

GJ.915a, 1944 5c.+20P. San Juan earthquake victims, with DOUBLE IMPRESSION OF BLUE FRAME, MNH, excellent, very scarce! (Image)

GJ.1275P, 1964 Aviator Jorge Newbery, IMPERFORATE BLOCK OF 4, rare, VF quality! (Image)

GJ.1288, 1964 Joaquín V. González, corner block of 12 with A NUMBER OF PAPER FOLDS, some stamps also with partial double impression, MNH, spectacular! (Image)

GJ.1308, block of 16 with VARIETY: very shifted perforation (many with "ARGENTINA" at top!), VF quality! (Image)

GJ.1849N, 1979/82 200P. Flag Memorial, pair printed on UV NEUTRAL PAPER, used on fragment, excellent quality, extremely rare. A few mint examples are known, almost none used. The value of an unused pair is US$600, great opportunity! (Image)

GJ.2084a + 2085a, 1983 Computing & telecommunication systems, the set with gutter with variety FACE VALUE AND INSCRIPTIONS OMITTED, MNH, excellent quality, very rare! (Image)