GJ.1357P, 1966 Albatross, IMPERFORATE PAIR, MNH, excellent quality! (Image)

GJ.1418P, 1967 Teodoro Fels flight to Montevideo 50 years, 3 IMPERFORATE PAIRS in different colors (proofs), excellent quality, rare! (Image)

GJ.6A, 3P. dark green, very wide margins (2 huge, stealing part of adjacent stamps), light ponchito cancel of Buenos Aires, with a crease and vertical cut invisible from the front and barely visible on back, superb appearance! (Image)

GJ.9, 4rs. chestnut, beautiful example of 4 ample margins, excellent quality, superb! (Image)

GJ.13, 4R. green, CLEAR impression, very handsome example in olive green, wide margins and very fresh. It has a pin hole in the face, else superb, low start! (Image)

GJ.21, 1P. rose, worn impression, vertical pair, both with varieties: Top stamp with "Defective frame between the N and C of FRANCO" (GJ.21c), the other one with "notable white spot on the E and S of AIRES" (possibly produced by a loose screw during printing), huge margins, superb quality, very rare! (Image)

GJ.22d, 2P. blue, with very visible Lacroix Freres watermark, wide margins, excellent quality, rare! (Image)

GJ.7, dark blue, beautiful pair with mute 9-bar cancel of Corrientes, VF quality! (Image)

GJ.7, pair with notable DIAGONAL FOLD, spectacular and very rare! (Image)

GJ.55, 1877 San Martín 24c., fantastic block of 4, mint with full original gum, 3 examples MNH and 1 with tiny hinge mark, superb, extremely rare in this optimum quality! (Image)

GJ.88, 1888 San Martín 15c., block of 8, mint with original gum, very fresh and attractive, with some fragile perforations, rare! (Image)

GJ227PV, 1899 Seated Liberty, PAIR IMPERFORATE VERTICALLY, mint, very fine quality, rare! (Image)

GJ.304a, 1910 4c. Centenary with variety DOUBLE IMPRESSION OF THE FRAME, used, very fine quality! (Image)

GJ.438, 1917 San Martin 1c. with horizontal honeycomb wmk and perf 13½x12½, MNH (+50%), very fine quality, rare! (Image)

GJ.925SG, 1945 Mausoleum of Rivadavia, PRINTED ON GUM variety, excellent! (Image)

GJ.1000ZA, 1951 Juan Perón 60c., unissued value, block of 4 stamps in different colors (center of the sheet), MNH, excellent quality, very rare! (Image)

GJ.1310CA, San Martín 20P. with white TOP LABEL, MNH, excellent quality, very rare. NOTE: the catalog value is incorrect and will be corrected in the next edition. (Image)

GJ.1358P, 1966 Army day, IMPERFORATE PAIR, with tiny crease of no importance, scarce! (Image)

GJ.1422, 1967 Museum, 4 IMPERFORATE PAIRS in different colors (proofs), excellent quality, rare! (Image)

GJ.1438P, 1968 Map of Argentine Antarctica, 3 IMPERFORATE PAIRS in different colors (proofs), excellent quality, rare! (Image)

GJ.1449, 1968 Battle of Maipú, IMPERFORATE PAIR in violetish chestnut (proof), excellent quality, rare! (Image)

GJ.1456, 1966 Gendarmerie with variety "Green and yellow OMITTED", MNH, very fine quality, very rare, including a block of 4 with normal colors for comparison. (Image)

GJ.1468, 1969 Navy day (frigate Hércules), color progression proof (orange and yellow) in imperforate pair, VF quality! (Image)

GJ.1504, 1969 Aeronautics week, color proof (orange and yellow) in imperforate pair printed on paper for specimens + normal example, very attractive! (Image)

GJ.1755ACD, Brown 70P. printed on fluorescent unsurfaced paper, block of 4 with RIGHT LABELS (the perforation right on the border), very fine quality, extremely rare! (Image)