United States

1826a, MNH 18¢ Red, Brown & Blue Colors Omitted Error PSE Cert * Stuart Katz

Custom Sku: 37646

$423.00

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Fantastic Booklet Pane Collection With PL#'s EEE Bars & More - SEE ALL PHOTO'S

Custom Sku: 40302

$2,815.30

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3054, Mint NH 32¢ - Misperforated PL# Error Strip of 8 Stamps - Stuart Katz

Custom Sku: 40142

$28.15

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2890, Mint NH 32¢ - Misperforated ERROR PL# Strip of Six Stamps * Stuart Katz

Custom Sku: 40162

$37.60

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579, Mint VF NH 2¢ - Scarce Plate With Block PF Certificate - Stuart Katz

Custom Sku: 40254

$650.00

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1473c, Mint VF NH 8¢ - Orange Color Omitted In PB With PFC - Stuart Katz

Custom Sku: 40243

$2,820.00

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668, Mint VF NH 10¢ - Kansas Plate Block PSE Certificate - Stuart Katz

Custom Sku: 40253

$475.00

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319g, Mint VF NH 2¢ Booklet Pane - With PF Certificate - Stuart Katz

Custom Sku: 40252

$275.00

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1860, Mint NH VF 20¢ Spectacular Misperf Error Amazing! - Stuart Katz

Custom Sku: SK-28499

$15.93

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2041, MNH 20¢ - Large Misperforation Error Zip Block - Stuart Katz

Custom Sku: 40040

$141.00

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Transcontinental Railroad 150th Anniversary Commemorative USPS Boxed Set-Sealed

Custom Sku: 40203

$99.95

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484, Mint Superb NH Block of Four - Stuart Katz

Custom Sku: 40201

$75.00

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394, Used VF/XF 3¢ Coil - Hard to Find So Well Centered - Stuart Katz

Custom Sku: 40189

$69.00

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484, Mint VF NH Pair - Stuart Katz

Custom Sku: 40197

$19.95

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4640b, Mint VF NH - Imperforate PL# Strip of 5 Error * Stuart Katz

Custom Sku: 40225

$517.00

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2280b, MNH VF 25¢ - Imperforate PL# 3 Strip of 7 Error * Stuart Katz

Custom Sku: 40227

$282.00

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1764-67a, MNH 15¢ - Misperforation Error Block of Six Shows Gutter - Stuart Katz

Custom Sku: 40038

$141.00

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397-400A, Mint VF LH Set of Five Stamps * Stuart Katz

Custom Sku: 40223

$295.00

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2866a, Mint NH 29¢ - Sea-Life Misperforated Error Sheet * Stuart Katz

Custom Sku: 40238

$235.00

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2339, MNH 25¢ - Scarce Double Paper Error Variety Block of 25 - Stuart Katz

Custom Sku: 40239

$117.50

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1820, MNH VF 18¢ - Misperforated Strip of 8 Error * Stuart Katz

Custom Sku: 40232

$18.75

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2280c, MNH VF 25¢ - Imperforate PL# 11 Strip of 7 Error * Stuart Katz

Custom Sku: 40226

$305.50

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C23c, Mint VF NH 6¢ Ultramarine & Carmine - With PSE Certificate * Stuart Katz

Custom Sku: 40222

$277.30

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1343, Mint NH 6¢ - Nice Misperforation Error - Stuart Katz

Custom Sku: 40026

$18.75

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818, Mint Superb NH 13¢ - PSE Graded 98 * Stuart Katz

Custom Sku: 40237

$55.00

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1764-67a, Mint NH 15¢ - Large Misperforation Error Block of Six - Stuart Katz

Custom Sku: 40036

$89.30

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587, Mint VF/XF NH 6¢ - Plate Block - Well Centered - Stuart Katz

Custom Sku: 40031

$275.00

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1297, MNH 3¢ RARE Misperforated Error Coil Strip of Eight Stamps - Stuart Katz

Custom Sku: SK-21177

$23.45

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1479, Fantastic Misperf Freak Error Mint NH 8¢ Independence * Stuart Katz

Custom Sku: SK-30277

$23.39

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1473, Mint NH 8¢ Pharmacy Misperforated Error * Stuart Katz

Custom Sku: 37880

$23.45

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1318, Mint NH 5¢ Black Color Shifted Well Up Error - Stuart Katz

Custom Sku: SK-28085

$23.45

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2114, Mint NH 22¢ Flag Misperfed Error Zip Block of Four - Stuart Katz

Custom Sku: SK-33565

$23.45

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E22-23, MNH Over Inking Printing Pair of Special Delivery Stamp Errors

Custom Sku: SK-29452

$23.45

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1275, Partial Reverse Printing Under Gum ERROR - Mint NH - Stuart Katz

$23.45

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1856, Mint NH 14¢ Large Misperforation Error Pair of Stamps - Stuart Katz

Custom Sku: SK-25287

$23.45

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2877, MNH 4¢ Make-up Rate Margin Pair Misperforated Freaky Error * Stuart Katz

Custom Sku: SK-31550

$23.45

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1340, MNH 6¢ Hemisfair RARE Misperfed Error Pair - Stuart Katz

Custom Sku: SK-28150

$23.45

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1683, Mint NH 13¢ TWO Large Misperforation Error Stamps - Stuart Katz

Custom Sku: SK-25283

$23.45

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1584, MNH 3¢ Misperf Shift Freak Error Pair of Stamps - Stuart Katz

Custom Sku: SK-30704

$23.45

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2877, MNH 4¢ - Perfs Shifted Freaky Error Block of Four *-* Stuart Katz

Custom Sku: SK-31499

$23.45

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1700, 13¢ Large Misperforation Error Margin Stamp - Mint NH - Stuart Katz

$18.80

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1363c, 6¢ Rare Used Stamp With Yellow Color Omitted Error - Stuart Katz

Custom Sku: SK-28111

$23.45

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1455, Mint NH 8¢ Two Different Color Shift Errors - Stuart Katz

Custom Sku: 38554

$23.45

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1866, Mint NH Misperforation Missing Inscription ERROR Pair - Stuart Katz

Custom Sku: SK-11438

$23.45

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1382, 6¢ FOOTBALL ERROR - LARGE RED COLOR SHIFT - WoW

$20.63

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C103-04, Mint NH 28¢ Misperfed Strip of Ten Shows Gutter - Stuart Katz

Custom Sku: SK-33167

$23.45

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1705, MNH 13¢ BIG Colors Shifted Error Freak ** Stuart Katz

Custom Sku: SK-31670

$23.45

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1507, Mint NH Misperfed Error 8¢ Christmas - Stuart Katz

Custom Sku: SK-25336

$23.45

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

Custom Sku: SK-28102

$23.45

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1291, Huge Misperf Error Pair 30¢ Dewey Stamps Mint NH - Stuart Katz

Custom Sku: SK-27379

$18.79

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1407, Mint NH 6¢ Misperforated Error South Carolina at Bottom! - Stuart Katz

Custom Sku: SK-22908

$23.45

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1485, MNH 8¢ Two Different Misperf Freaky Errors - Stuart Katz

Custom Sku: SK-31425

$23.45

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1326, Amazing 5¢ Misperforation Error Mint NH - Stuart Katz

Custom Sku: SK-24835

$18.79

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1582, FOUR DIFFERENT MISPERFORATION ERRORS - RARE GROUP

$20.64

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1290, Mint NH 25¢ Misperfed Pair of Error Stamps * Stuart Katz

Custom Sku: SK-33308

$23.45

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1894, 20c Flag - MISPERFORATION ERROR BLOCK OF FOUR - VERY DRAMATIC!

$20.63

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2015, Mint NH 20¢ Misperfed Error Pair Margin Copy! - Stuart Katz

Custom Sku: SK-26035

$23.45

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1460, Color Shift Freak Error Mint NH 6¢ Bicycling W/Normal Stuart Katz

Custom Sku: SK-30339

$23.39

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1338G, MNH 8¢ Imperforate Freak Error Pair - Stuart Katz

Custom Sku: SK-31458

$23.45

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1396, Mint NH 8¢ Fantastic Misperf Freak Error ** Stuart Katz

Custom Sku: SK-30269

$23.39

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1139, Mint NH 4¢ Misperfed Error Margin Copy! - Stuart Katz

Custom Sku: SK-26032

$23.45

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1286, 10¢ Jackson Misperforate Error Strip of Five Big/Small Stamps Stuart Katz

$23.45

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2115, MNH 22¢ Coil Pair Red Color Shift Error Freak * Stuart Katz

Custom Sku: SK-31668

$23.45

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1591, MNH Scarce Misperforated ERROR Block of 4 U.S. Capital - Stuart Katz

$23.45

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1468, Mint NH 8¢ - Dramatic Misperforation Error - Stuart Katz

Custom Sku: 38522

$23.45

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1462, Color Shift Freak Error Mint NH 15¢ Summer Olympics * Stuart Katz

Custom Sku: SK-30341

$23.39

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1705, Mint XF NH With Major Upwards Shift 13¢ Recording - Stuart Katz

Custom Sku: SK-25110

$23.45

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2165, 22¢ Madonna & Child Large Color Shift Error - Stuart Katz

Custom Sku: SK-24338

$18.79

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2110, MNH 22¢ Massive Misperforation Shift Freak Error Pair - Stuart Katz

Custom Sku: SK-29446

$23.45

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1594, Mint NH 12¢ Perf Shift Error Pair of Stamps From Top Row - Stuart Katz

Custom Sku: SK-33183

$23.45

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1122, MNH 4¢ Misperf Shift Freak Error Conservation Stamp -- Stuart Katz

Custom Sku: SK-29656

$23.45

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1470, MNH 8¢ Tom Sawyer Seeing Double Color Shift Error - Stuart Katz

Custom Sku: SK-28956

$23.45

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2877, MNH 4¢ - Perfs Shifted Freaky Error Block of Four ** Stuart Katz

Custom Sku: SK-31486

$23.45

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1823 Var, Large Misperf Error Stamp 15¢ Bissell Mint NH -*- Stuart Katz

Custom Sku: SK-24916

$23.45

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980, 3¢ Scarce Overinking Bleeds Through To The Reverse Mint NH - Stuart Katz

Custom Sku: SK-27410

$23.45

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1382, Mint NH 6¢ Football - Red Color Shifted Way Up Error - Stuart Katz

Custom Sku: SK-04043

$23.39

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1833, MNH 15¢ Learning Pair - Perfs Shifted Freaky Error ** Stuart Katz

Custom Sku: SK-31482

$23.45

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1424, Mint NH 6¢ Scarce Perf Shift Error Pair - MacARTHUR - Stuart Katz

Custom Sku: SK-28109

$23.45

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525, Mint NH 1¢ Misperforated Error Pair - Stuart Katz

Custom Sku: 37331

$23.45

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1407, Mint NH 6¢ Misperfed Change of Design Error Stamp * Stuart Katz

Custom Sku: 35618

$23.45

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1823, Mint NH 15¢ Misperforation Error With Normal * Stuart Katz

Custom Sku: 35664

$18.79

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1386, Mint NH 6¢ RARE Misperforated Error * Stuart Katz

Custom Sku: 38566

$23.45

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1435a, Black Color Shift Error 8¢ Space Stamps Mint NH - Stuart Katz

Custom Sku: SK-27387

$23.45

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1801, MNH 15¢ Will Rogers With Scarce Color Shift ERROR With Normal Stuart Katz

$18.79

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2403, Mint NH 25¢ Diagonal Perf Shift North Dakota Error - Stuart Katz

Custom Sku: SK-28088

$23.45

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C90, 31¢ Scarce Misperfed Error Pair of Airmail Stamps Mint NH - Stuart Katz

Custom Sku: SK-27439

$23.45

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1287, Mint NH 13¢ Large Misperf Shift Error Pair -- JFK - Stuart Katz

Custom Sku: SK-33386

$23.45

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1393, MNH 6¢ IKE Perfs Shifted Freaky Error Margin Block * Stuart Katz

Custom Sku: SK-31530

$23.45

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1375, Mint NH 6¢ Scarce Misperfed Error - Alabama * Stuart Katz

Custom Sku: 38910

$18.79

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1823 Var, Large Misperf Error Stamp 15¢ Bissell Mint NH - Stuart Katz

Custom Sku: SK-24914

$23.45

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1369, Zip Block Top Stamps Are Extra Large With Part "ZIP" Captured Stuart Katz

$18.79

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1926, MNH 18¢ Partial Reverse Printing Under Gum Freak EFO Error * Stuart Katz

Custom Sku: SK-29115

$23.45

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1194 Var, 4¢ Mercury With Most of Yellow Color Missing Error - Stuart Katz

Custom Sku: SK-28562

$23.45

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1338F, MINT NH 8¢ FLAG MISPERFORATION ERROR STRIP OF 3

$20.68

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1582, Mint NH 2¢ Misperfed Plate Block - EFO ERROR Freak - Stuart Katz

Custom Sku: SK-29174

$23.45

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2107, Mint NH Misperfed Error 20¢ Christmas Stamp W/Gutter - Stuart Katz

Custom Sku: SK-25341

$23.45

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