1c-30c Agriculture, Specimen Ovpt. (O1S-O9S). Complete set, without gum as issued, vibrant co (Image)

$ 2,887.50

1c Agriculture, Specimen Ovpt. (O1S). Block of 20 in vertical format, without gum as issued, (Image)

$ 1,530.00

1c Agriculture, "Sepcimen" Error (O1Sa). Without gum as issued, vivid color, well-centered, V (Image)

$ 2,500.00

2c Agriculture, "Sepcimen" Error (O2Sa). Without gum as issued, radiant color, light horizont (Image)

$ 3,000.00

12c Agriculture, "Sepcimen" Error (O6Sa). Without gum as issued, vivid color, small slightly (Image)

$ 12,500.00

1c Executive, Specimen Ovpt. (O10S). Bottom left corner imprint and plate no. 82 block of 14, (Image)

$ 18,000.00

1c Executive, Specimen Ovpt. (O10S). Block of 16 in vertical format with narrow left selvage, (Image)

$ 1,400.00

1c Executive on Soft Porous Paper, Specimen Ovpt. (O10xS). American Bank Note Co. printing, < (Image)

E. $ 4,000-5,000

1c Executive on Soft Porous Paper, Specimen Ovpt. (O10xS). American Bank Note Co. printing, h (Image)

$ 3,300.00

3c Interior, Specimen Ovpt. (O17S). Without gum as issued, brilliant color, blunted perfs fro (Image)

$ 2,500.00

6c Interior, Specimen Ovpt. (O18S). Without gum as issued, radiant color, perfs trimmed at bo (Image)

$ 2,500.00

10c Interior, Specimen Ovpt. (O19S). Without gum as issued, brilliant color, wide margins and (Image)

$ 2,500.00

12c Interior, Specimen Ovpt. (O20S). Without gum as issued, vivid color, perfs slightly blunt (Image)

$ 2,500.00

15c Interior, Specimen Ovpt. (O21S). Without gum as issued, intense shade and impression, per (Image)

$ 2,500.00

24c Interior, Specimen Ovpt. (O22S). Without gum as issued, radiant color, nicely centered wi (Image)

$ 2,500.00

30c Interior, Specimen Ovpt. (O23S). Without gum as issued, bright color, reperfed (on more t (Image)

$ 2,500.00

90c Interior, Specimen Ovpt. (O24S). Without gum as issued, vibrant color, reperfed (on more (Image)

$ 2,500.00