GJ.35 + 36, 2 examples of each value on fragment with barred oval cancels with "G" of GUALEGUAYCHÚ, very fine quality! (Image)

GJ.36, 2 examples on a fragment with cancels of GUALEGUAYCHÚ, very fine quality! (Image)

GJ.36, 1867 4c. Moreno, used block of 6 with sheet margin with complete printer imprint, excellent quality! (Image)

GJ.36, 1867 4c. Moreno, used to uprate a 4c. wrapper sent from Buenos Aires to DENMARK (with arrival backstamp), VF quality, rare destination! (Image)

GJ.37, 5c. Rivadavia with groundwork of HORIZONTAL lines, 2 examples franking a folded cover dated 10/SE/1867 sent to Buenos Aires, with straightline CORDOBA cancel perfectly applied. On back there is a transit mark of Rosario, excellent quality! (Image)

GJ.43, 1867 60c. Posadas, used block of 4 with postal cancel, very fine quality, rare! (Image)

GJ.44, 1867 90c. Saavedra, used block of 4 with Expedición cancel, excellent quality! (Image)

GJ.54PH, 1977 8c. Rivadavia, pair IMPERFORATE HORIZONTALLY, VF quality! (Image)

GJ.56, 1877 25c. Alvear, DIE PROOF printed on thin paper glued to card, VF quality, rare! (Image)

GJ.57h, with PROVISORIQ variety, VF quality! (Image)

GJ.59b, spectacular double variety: Very shifted overprint and also "without PROVISORIO", MNH (+50%), excellent! (Image)

GJ.59i, variety INVERTED OVERPRINT, used, very fine quality, very scarce! (Image)

GJ.60e, large P, with variety INVERTED OVERPRINT, VF quality! (Image)

GJ.61P, 1882 ½c. Little Envelope, IMPERFORATE PAIR, mint lightly hinged, very fine quality! (Image)

GJ.61P, 1882 ½c. Little envelope, IMPERFORATE PAIR, very fine quality! (Image)

GJ.63, 1882 12c. with VARIETY: very shifted perforation, very attractive! (Image)

GJ.67/70, 1884 provisionals, cmpl. set of 4 values with groundwork of horizontal lines, mint without gum (the GJ.70 with original gum), excellent quality! (Image)

GJ.69, 1884 1c. on 15c. with background of horizontal lines, VERY SHIFTED OVERPRINT, excellent! (Image)

GJ.71f, 1884 ½c. on 5c. with INVERTED OVERPRINT, mint, very fine quality! (Image)

GJ.72, mint block of 4, the bottom stamps with VARIETY: "½ fraction incomplete", excellent quality! (Image)

GJ.75a, 1884 1c. on 15c. with background of crossed lines, VARIETY: "No line below 1884", mint without gum, very fine quality! (Image)

GJ.78, strip of 4 with double rectangular datestamp of BAHIA BLANCA in black-blue, excellent! (Image)

GJ.79 + 79A, 1884/5 12c. Little Envelope in blue and greenish blue franking covers sent from B.Aires to Spain in 1886 and 1887 respectively, very fine quality! (Image)

GJ.80, 1888 ½c. Urquiza, used block of 4, 2 with VARIETIES: "dot after MEDIO", and "lined background below AVO broken", and "large retouch on lined background below EOS", very interesting! (Image)

GOOD MIXED POSTAGE: Cover used in Buenos Aires with 2½c. rate combining the ½c. Urquiza "Kidd" issue (GJ.80) + 2c. Derqui of the "Sudamericana" issue with compound perf (GJ.123), very attractive! (Image)