United States

2016, 20¢ Scarce Yellow Color Shift Error Jackie Robinson Mint NH - Stuart Katz

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2153, Mint NH 22¢ Misperfed Error Shows Gutter * Stuart Katz

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1425, Multiple Color Shift Freak Error Mint NH 6¢ Giving Blood * Stuart Katz

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525, Mint NH 1¢ Scarce Large Misperfed Error Pair - Stuart Katz

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1478, Mint NH 8¢ Scarce Misperfed Error Block ** Stuart Katz

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1936, RARE BROWN COLOR SHIFT ERROR PAIR 20¢ JAMES HOBAN

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1753, Mint NH 15¢ Large Perf Shift Error - George Cohan - Stuart Katz

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1433, Perf Shift Freak Error Mint NH 8¢ John Sloan * Stuart Katz

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982, Large Misperfed Major Error Mint NH Washington & Lee - Stuart Katz

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1934, Large Misperf Error 18¢ Remington Stamp Mint NH - Stuart Katz

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562, Mint NH 10¢ - Scarce Misperforation Error * Stuart Katz

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2533, Mint NH 29¢ Perforation Shift Freak Error - Change of Design * Stuart Katz

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2073, Mint NH Misperfed Error 20¢ Carter Woodson Stamp - Stuart Katz

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1823, Mint NH 15¢ Large Perf Shift & Gutter Error - Emily Bissell - Stuart Katz

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1289, Mint NH 20c, MISPERFORATION ERROR SHOWS EE MARKINGS - Stuart Katz

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2458, Mint NH 10¢ Misperforated Error Coil Strip of 6 * Stuart Katz

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3210, Mint NH $1 With Black Color Shifted Up Freak Error W/Normal - Stuart Katz

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1289, Mint NH 20¢ Misperfed Zip Block of Four Error * Stuart Katz

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1298, Mint NH 6¢ - Misperf Error Coil Line Strip of Four * Stuart Katz

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1375, Mint NH 6¢ Yellow Color Shift Error Plate Block * Stuart Katz

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1571, HUGE Color Shift ERROR 10¢ Women's Year Stamp With Normal MNH Stuart Katz

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1507, MNH 8¢ Misperfed Error With PL# Captured - Stuart Katz

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2071, 20¢ Hard to Find Misperfed Error Pair Mint NH - Stuart Katz

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1362, MNH 6¢ Color Shifted Up Freak Error With Normal - Stuart Katz

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

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

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

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

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

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

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

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

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

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

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

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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

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

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

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

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

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

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

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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

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

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

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

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