Sc.362/381, 1953 Animals, cmpl. set of 20 values, MNH, excellent quality, catalog value US$60+ (Image)

GJ.38, 1867 5c. Rivadavia with groundwork of crossed lines, 3 TRIAL COLOR PROOFS (different shades) printed on thin paper, VF quality! (Image)

GJ.48, 1876 5c. Rivadavia rouletted, used in MENDOZA, excellent quality! (Image)

GJ.115MU + 116MU + 118MU, 3 pairs with MUESTRA overprint, one stamp with light stain spot, the rest of VF quality, low start! (Image)

GJ.164PH + variety, 1892 1c. Rivadavia with small sun wmk, block of 6 with compound perforation 11½ x 12¼, with VARIETY: DOUBLE horizontal perforation between the first and second pair and IMPERFORATE between the second and third, 3 small stain spots on back, excellent appearance, very rare block! (Image)

GJ.213, COMPOUND perf 11½x12, VF quality, rare! (Image)

GJ.214, COMPOUND perf 11½x12, VF quality, rare! (Image)

GJ.223P, mint IMPERFORATE pair, light crease, excellent appearance, rare! (Image)

GJ.224P, imperforate pair, rare! (Image)

GJ.227PV, pair imperforate vertically, mint part gum, VF and rare! (Image)

GJ.856CAa, 1942 Estrada with 2 medalions (block of 4 stamps and 2 labels) + single, franking a registered cover sent from Monte Coman (Mendoza) to Cortines (Buenos Aires), with arrival backstamp, VF (Image)

GJ.949, 1947 Frigate Sarmiento, corner block of 6 with first day postmark, with VARIETY: imperforate at top right, VF quality, rare! (Image)

GJ.1024, 1953 50th Anniversary of the departure of the corvette ARA Uruguay to Antarctica to rescue the members of the expedition of Dr. Otto Nordenskjold, MAXIMUM CARD made with an original postcard of 1903 commemorating this expedition and illustrated with view of Lieutenant Commander Julian Irizar, chief of the expedition, excellent quality, very rare! (Image)

Sc.124/127, 1908/16 1K. to 10K, the 4 high values of the set, mint lightly hinged, with one small defect on gum, excellent fronts, catalog value US$262. (Image)

Sc.82, 1909 1c. Betanzos, IMPERFORATE PAIR, VF quality! (Image)

Sc.85, 1909 10c. Monteagudo, IMPERFORATE PAIR, VF quality! (Image)

Sc.92a/94a, 1910 the set of 3 values in IMPERFORATE PAIRS, very fine quality! (Image)

Sc.92a, 1910 5c. in IMPERFORATE pair and with CENTER INVERTED, mint without gum (Image)

Sc.113a, 1916/7 2c. Boat on lake Titicaca, IMPERFORATE PAIR, mint without gum, VF quality! (Image)

Sc.237a + 239a, 1937 both with VALUE OMITTED in the overprint, VF quality! (Image)

Sc.1/3, 1843 Bull's eye, complete set of 3 used values, the 30r and 90r. with 3 margins and 60r. with short margins, catalog value US$2,100+, good opportunity! (Image)

Sc.392a + 393a, 1934 Visit of Cardinal Pacelli, tete-beche blocks of 4, the low value with tiny hinge mark, barely visible, and the 700r. MNH, very fine quality, Scott catalog value US$354 (Image)

Yvert 407/409, 1943 Stamp Centenary, cmpl. set of 3 values in complete MNH seets of 70, with a couple of creases not affecting the stamps, excellent quality! (Image)

Yvert 122, complete sheet of 100 stamps, mint original gum, some with minor defects, others of fine to VF quality! (Image)

Yvert 123, complete sheet of 100 unmounted stamps, superb quality, rare! (Image)