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1287, Mint NH 13¢ Misperfed Error Pair of Kennedy Stamps * Stuart Katz

$23.50

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1111, 8¢ Stamp 90% of Wreath Missing ERROR With Normal Stamp MNH - Stuart Katz

$28.20

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1288, Mint 15c Holmes - MISPERFORATION ERROR SHOWS FULL GUTTER - Stuart Katz

$28.20

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1179, Mint NH 4¢ Large Misperfed Freak Error Pair * Stuart Katz

$28.20

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1436, Mint NH 8¢ Emily Dickinson Color Shift ERROR With Normal - Stuart Katz

$28.20

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1722, Mint NH 13¢ Misperforation Error Block of Four * Stuart Katz

$23.50

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1833, Mint NH 15¢ Perforations Shifted Freak Error Pair DRAMATIC! - Stuart Katz

$28.20

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1035, Mint NH 3¢ Misperforation Error Block of Four * Stuart Katz

$23.50

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2101a, MNH 20¢ Dogs Misperforation ERROR Zip Block of Four - Stuart Katz

$28.20

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C130, Mint NH 50¢ Misperfed Error * AIRMAIL STAMP * Stuart Katz

$23.50

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C90, MNH 31¢ Airmail Spectacular Misperforation Error Pair -- Stuart Katz

$28.20

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1002, Mint NH 3¢ Misperfed Error With Normal * Stuart Katz

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1483a, MNH 8¢ Boston Tea Party Black Color Shifted Up ERROR - Stuart Katz

$28.20

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2036, 20¢ Scarce Misperfed Error Pair of Stamps Mint NH - Stuart Katz

$28.20

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1281, Mint NH 3¢ LARGE MISPERFORATION ERROR BLOCK OF 4 - Stuart Katz

$28.09

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1555, Mint NH 10¢ Misperfed Error * Scarce * Stuart Katz

$28.20

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1150, Mint NH 4¢ Large Misperfed Freak Error Pair ** Stuart Katz

$28.20

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2142, 22¢ Scarce Misperfed Gutter Error Winter Olympics Mint NH - Stuart Katz

$28.20

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1857, Mint NH 17¢ Dramatic Freak Error Pair of Stamps * Stuart Katz

$23.49

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1385, MNH 6¢ White Color Shifted Far Left With Normal Freak Error * Stuart Katz

$29.09

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2015, 20¢ Misperfed Freak Error Shows Gutter at Top Mint NH - Stuart Katz

$28.20

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1818, 18¢ Dramatic Misperf Shift Error Pair Mint NH - Stuart Katz

$23.50

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C34, Mint NH 10¢ Misperfed Error * AIRMAIL STAMP * Stuart Katz

$23.50

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1284, Scarce Misperforation ERROR Block of Four 6¢ F.D.R. Mint NH - Stuart Katz

$28.20

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1336, 5¢ Christmas Color Shift ERROR With Normal Mint NH WoW - Stuart Katz

$23.50

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3054a, Mint NH Imperforfate And Miscut Coil Error - Stuart Katz

$28.15

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2533, MNH Vermont 29¢ Perfs Shifted Freaky Error ** Stuart Katz

$26.27

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2428, Mint NH 25¢ Misperfed Shift Error Block - Stuart Katz

$28.20

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1382, 6¢ Football HUGE Color Shift Error With Normal Mint NH - Stuart Katz

$28.20

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1461, Mint NH 8¢ Dramatic Color Shift Freak Error With Normal * Stuart Katz

$23.45

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1454, Mint VF NH 15¢ Colors Shifted Down Error -- Stuart Katz

$23.45

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1876-79a, Mint NH 18¢ - Nice Color Shift Error Plate Block - Stuart Katz

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J100, Mint NH $1 With Drastic Shift Error With Normal - Stuart Katz

$23.50

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1035, 3¢ Scarce Misperfed Error Strip of 3 Stamps Mint NH - Stuart Katz

$28.20

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1002, Mint NH 3¢ BIG Misperf Error - Stuart Katz

$23.50

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3551, Mint NH 57¢ Perforation Shift Error - SCARCE! * Stuart Katz

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1563, Mint NH 10¢ Large Misperforation Error -- Stuart Katz

$28.20

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1432, Mint NH 8¢ MASSIVE COLOR SHIFT Error Stamp ** Stuart Katz

$23.50

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1452, Mint NH 6¢ Misperfed Error * Stuart Katz

$28.20

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1759, MNH 10¢ - Spectacular Color Shift Error Plate Block - Stuart Katz

$211.50

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731, Unused VF WHOLESALE - 14 X Souvenir Sheets SCV $280.00 * Stuart Katz

$109.95

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1501, MNH 8¢ - Spectacular Black Color Shift Error Zip Block - Stuart Katz

$282.00

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548/725 Mint NH Pretty Little Stamp Collection On Pages High Retail Stuart Katz

$150.00

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735, Mint TEN Byrd Antarctic Expedition II Souvenir Sheets - Stuart Katz

$42.95

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751, Unused VF WHOLESALE - 6 X Souvenir Sheets SCV $180.00 * Stuart Katz

$69.95

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751, MNH VF WHOLESALE - 14 X Souvenir Sheets SCV $210.00 * Stuart Katz

$85.00

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5681, Mint Tulips Current Rate Sheet of 20 Stamps - Stuart Katz

$19.63

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2399a MNH 25¢ Gold Color Omitted Error Complete Pane of 50 CV $1250 Stuart Katz

$328.06

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