Yvert 33b, 1866 20c. quarter used as 5c., on fragment with mute "B" cancel, very fine quality, very rare. Yvert catalog value Euros 750 (on cover) (Image)

Yvert 53 (Sc.53), 1884 Provisorio 1c.: one normal example, one with shifted surcharge (incomplete), 2 with inverted surcharge, pair with "1 smaller" variety in one stamp, and blocks of 4 with inverted and shifted surcharges! (Image)

Yv.84 (Sc.99), lot of mint or used stamps with VARIETIES: incomplete overprint (only "orio"), double ovpt, double one inverted, and block of 4 with strongly shifted ovpt, VF! (Image)

Yv.85 (Sc.98), 3 examples with VARIETIES: double overprint one inverted, double overprint both inverted, and "1892" incomplete, VF! (Image)

Yv.87 (Scott 101), lot with VARIETIES: double surcharge one inverted, double surcharge, "1892" incomplete at bottom, "Previsorio", and used pair with double surcharge one inverted. Unused examples are no gum or stained, nice group! (Image)

Yv.87 (Scott 101), SURCHARGE PROOF in blue, inverted. Very rare! (Image)

Yv.115 (Sc.131), 1896 5c. Inauguration of the monument to President J. Suarez, horizontal pair IMPERFORATE BETWEEN, VF and rare! (Image)

Yv.129 (Sc.127), 1897 2P. Fort of Montevideo, ships, IMPERFORATE PAIR, VF quality, rare! (Image)

Yv.130 (Sc.129), 1897 3P. Cathedral of Montevideo, IMPERFORATE PAIR, fine quality, rare! (Image)

Sc.16, 120c. blue, franking a cover front sent from Montevideo to Concordia, very nice! (Image)

Sc.30 with " ENTESIMOS" variety and Sc.30b with "small S in CENTESIMOS" variety, VF quality! (Image)

Sc.55a + 56 + 56a, lot of stamps (most IMPERFORATE) in pairs, blocks of 4 or larger, all mint without gum, fine quality! (Image)

Sc.125, beautiful block of 6 mint without gum, VF! (Image)