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United States

Products found: 21834
Newest Items First
96 Per Page
986, MNH 3¢ Heavy Over Inking Stamp EFO ERROR Freak - Stuart Katz
SK-29170
$24.95
Best Offer
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C78, MNH 11¢ Misperforated Freak Error Top Row Pair - Airmail * Stuart Katz
SK-33068
$24.95
Best Offer
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702, Red Cross Shifted In All Four Positions Mint NH -- Stuart Katz
SK-23120
$24.95
Best Offer
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908, MNH 1¢ Misperfed Strip of 6 Stamps - EFO ERROR Freak - Stuart Katz
SK-29177-A
$24.95
Best Offer
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1150, Misperforated Error 4¢ Water Conservation Stamp Mint NH - Stuart Katz
SK-25738
$24.95
Best Offer
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2154, Mint NH 22¢ Misperforation Error WWI With Normal - Stuart Katz
SK-28277
$19.99
Best Offer
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2087, Mint NH 20¢ Large Misperforation Error - Stuart Katz
37906
$24.95
Best Offer
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1526, Mint NH 10¢ Misperfed Error Stamp With Snipe * Stuart Katz
SK-33309
$24.95
Best Offer
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1705, Large Color Shift Major Error With Normal Stamp Mint NH - Stuart Katz
SK-25020
$24.95
Best Offer
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1863 Var, Miscut Error Strip of 3 Almost an Imperf Pair Mint NH - Stuart Katz
SK-27400
$24.95
Best Offer
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2890, MNH 32¢ PL# A1112 Misperf Strip of Five Freak Error * Stuart Katz
SK-31611
$24.95
Best Offer
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1408, 6¢ Large Misperf Error Mint NH Stone Mountain - Stuart Katz
SK-27638
$24.95
Best Offer
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1284, Mint NH 6¢ Misperfed Error Block of 6 Stamps * Stuart Katz
SK-33314
$24.95
Best Offer
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1935, Mint NH 18¢ Misperf Shift Block Freak Error * Stuart Katz
SK-30398
$24.95
Best Offer
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1711, Mint NH Fantastic Misperf Error 13¢ Colorado - Stuart Katz
SK-25098
$24.95
Best Offer
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1936 Color Shift ERROR pair - 20¢ James Hoban - Mint NH - Stuart Katz
$24.95
Best Offer
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1632, Mint NH 13¢ HUGE Color Shift Error * Stuart Katz
38903
$19.99
Best Offer
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1392, Mint NH 6¢ Nice Misperforated Error Freak Block * Stuart Katz
SK-31180
$24.95
Best Offer
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2453, Mint NH 5¢ Misperforation Error Coil Strip of Five * Stuart Katz
35708
$19.99
Best Offer
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1594, Mint NH 12¢ Drastic Misperf Error Pair - Stuart Katz
SK-31104
$24.95
Best Offer
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1419, UNITED NATIONS RARE COLOR SHIFT ERROR
$21.96
Best Offer
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1271, Mint NH 5¢ MAJOR BLACK COLOR SHIFT ERROR Stuart Katz
$24.88
Best Offer
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1578a, Mint NH 10¢ Perforation Shift Zip Block of Four Freak Error * Stuart Katz
SK-30447
$24.95
Best Offer
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2141a, MNH 22¢ Decoys Misperfed Block of 16 Stamps Freaky Error - Stuart Katz
SK-29410
$24.95
Best Offer
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1744, Mint NH 13¢ Large Color Shift Error Harriet Tubman W/Normal - Stuart Katz
SK-21807-A
$24.95
Best Offer
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1290, 25¢ Scarce Misperfed Error Pair Frederick Douglas Mint NH - Stuart Katz
SK-27445
$24.95
Best Offer
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1280, Mint NH 2¢ Misperfed Error Plate Block of Four - Stuart Katz
SK-28188
$24.95
Best Offer
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1340, MNH 6¢ White Color Shift Freak Error With Normal * Stuart Katz
SK-30566
$24.95
Best Offer
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1164, MNH 4¢ - Perfs Shifted Freaky Error With Normal * Stuart Katz
SK-31502
$24.95
Best Offer
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1036, Mint NH 4¢ Pair - Dramatic Misperforation Error - Stuart Katz
38519
$24.95
Best Offer
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1436, Perf Shift Freak Error Block Mint NH 8¢ Emily Dickinson * Stuart Katz
SK-30346
$24.88
Best Offer
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1035a, Mint LH 3¢ Massive Miscut Error Booklet Pane - Stuart Katz
35129
$24.95
Best Offer
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1823, Mint NH 15¢ Large Perf Shift Error - Emily Bissell - Stuart Katz
SK-28099
$24.95
Best Offer
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1284 Misperforation Error Makes For Nice Change of Design Block/6 - Stuart Katz
$24.95
Best Offer
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2082, Mint NH 20¢ Margin Misperforation Error * Stuart Katz
38190
$19.99
Best Offer
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702, Red Cross Shifted In All Four Positions Mint NH -**- Stuart Katz
SK-23122
$24.95
Best Offer
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982, Mint NH 3¢ Misperforated Error Washington/Lee With Normal - Stuart Katz
SK-22909
$24.95
Best Offer
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2443, MNH 15¢ Double Seagulls Color Shift Error Pair W/Normal - Stuart Katz
SK-33409
$24.95
Best Offer
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1432, Mint NH Color Shift Error 8¢ Bicentennial Stamp - Stuart Katz
SK-25343
$24.95
Best Offer
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1115, MNH 4¢ Misperf Shift Freak Error Lincoln-Douglas Debate - Stuart Katz
36101
$24.95
Best Offer
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1505, Mint VF NH 10¢ Black Color Shifted to the Left Error - Stuart Katz
SK-29825
$24.95
Best Offer
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1393, Misperf Shift Freak Error Zip Block of Four Mint NH 6¢ - Stuart Katz
SK-30305
$24.88
Best Offer
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2515, MNH 25¢ Misperf Shift Freak Error Xmas Stamp - Stuart Katz
SK-30702
$24.95
Best Offer
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1396, Mint NH 8¢ Fantastic Misperf Freak Error * Stuart Katz
SK-30268
$24.88
Best Offer
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2013, Mint NH Misperfed Error 20¢ Mary Walker - Stuart Katz
SK-25335
$24.95
Best Offer
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C75, Mint NH 20¢ Scarce Large Misperfed Error USA Airmail -- Stuart Katz
SK-28161
$24.95
Best Offer
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1208, Mint NH 5¢ Flag Misperfed Error Block of Four - Stuart Katz
SK-33563
$24.95
Best Offer
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1584, MNH 3¢ Perf Shift Freaky Error Margin Pair - Stuart Katz
SK-29875
$24.95
Best Offer
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2202, Color Shift Freak Error Mint NH 22¢ Love Puppy Stamp * Stuart Katz
SK-30375
$24.88
Best Offer
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1861, MNH 20¢ Misperfed Strip 10 Stamps Big And Small Stamp Errors - Stuart Katz
SK-29314
$24.95
Best Offer
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1576, Large Two Way Misperfed Major Error Stamp Mint NH - Stuart Katz
SK-25022
$24.95
Best Offer
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1432, Mint NH 8¢ Multiple Color Shift Freak Error * Stuart Katz
SK-30512
$24.95
Best Offer
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1382, Mint NH 6¢ FOOTBALL Two Different Misperforation Errors - Stuart Katz
$24.88
Best Offer
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1903, Mint NH 9.3¢ Pair of Miscut Coil Error Stamps * Stuart Katz
35643
$19.99
Best Offer
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1546a, LOOKS LIKE IMPERF BLOCK Freak Error Mint NH 10¢ - Stuart Katz
SK-30303
$24.88
Best Offer
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1578c, MNH 10¢ Brown, Blue & Yellow Colors Omitted Error PSE Cert - Stuart Katz
SK-32608
$1,595.00
Best Offer
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C22, Mint XF NH 50¢ - RARE WIDE TOP Plate Block of Six - Stuart Katz
39415
$3,500.00
Best Offer
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5392a, Mint XF NH USS Missouri Imperforate Pane With PSE Cert - Stuart Katz
SK-33229
$8,995.00
Best Offer
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1338Fp, MNH 8¢ Green Omitted UNIQUE Plate Block of 20 Original PFC - Stuart Katz
SK-33245
$7,500.00
Best Offer
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C23a, MNH 6¢ 3 Imperforate Pairs in Misperfed Error Sheet of 50 - Stuart Katz
SK-28434
$5,995.00
Best Offer
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2437b, MNH 25¢ Dark Blue Omitted Error Pane of 40 Errors PFC Cert - Stuart Katz
SK-31812
$2,250.00
Best Offer
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3835a, MNH 37¢ Die Cutting Omitted MAJOR ERROR Sheet PSE Cert - Stuart Katz
SK-31818
$12,500.00
Best Offer
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2782c, Mint NH 29¢ RARE Imperforate Plate Block Error - Stuart Katz
34285
$1,995.00
Best Offer
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1542b, Mint NH 10¢ Green, Black And Blue Colors Omitted Error - Stuart Katz
SK-29305
$1,750.00
Best Offer
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1414c, MNH 6¢ Blue Color Omitted From Right Two Stamps PFC Cert - Stuart Katz
SK-31777
$1,800.00
Best Offer
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315, Mint XF NH 5¢ Pair - Well Centered - PSAG Graded 90 - Stuart Katz
39570
$1,500.00
Best Offer
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144, Used 90¢ VF And RARE - Light Cancel - PFC Certificate - Stuart Katz
37951
$1,995.00
Best Offer
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2216j Var, 22¢ Blue Color Omitted & Red Color Doubled Error PFC - Stuart Katz
SK-31758
$1,595.00
Best Offer
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1445 Gray Color Omitted ERROR Plate Block of 12 Stamps With PFC UNIQUE !!!
SK-19416
$14,995.00
Best Offer
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1572-75, Mint NH Red 10¢ And Tagging Omitted Errors PF Certs - Stuart Katz
SK-29851
$2,000.00
Best Offer
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3915b, RARE Die Cutting Omitted ERROR Full Disney Pane With PSE - Stuart Katz
$4,500.00
Best Offer
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2500b, MNH 25¢ Blue Color Omitted Major Error (4 Strips) PSE Cert - Stuart Katz
SK-31757
$7,000.00
Best Offer
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C11, Mint NH 5¢ MASSIVE Color Shift Error Block of Four - Stuart Katz
36339
$1,500.00
Best Offer
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1631b, Mint NH 13¢ Complete Imperforate Error Sheet RARE! - Stuart Katz
SK-33249
$7,500.00
Best Offer
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2062c, RARE Transitional Color Omitted ERROR 20¢ Block With PFC - Stuart Katz
$2,500.00
Best Offer
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1479, MNH 8¢ Red Color Missing From Top Stamps - HUGE Color Shift Freak Error
SK-29226
$2,995.00
Best Offer
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2500b, Mint NH Blue Color Omitted MAJOR ERROR With APS Certificate - Stuart Katz
SK-25123
$1,750.00
Best Offer
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1401b, MNH 6¢ VERY RARE Imperforate Pair Error APS Certificate READ Stuart Katz
35512
$2,200.00
Best Offer
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1844a, Mint VF NH UNIQUE Imperforate PL# Strip of 20 Error - Stuart Katz
SK-27347
$1,995.00
Best Offer
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2940a, MNH 55¢ Imperforate Transitional Pair in Strip of 8 - Stuart Katz
SK-33423
$1,500.00
Best Offer
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2782c, Mint NH 29¢ Maroon & Black Colors Omitted Plate Block Error - Stuart Katz
34286
$1,995.00
Best Offer
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1432a, b, 8¢ Colors Omitted Errors In Block of 12 Stamps VERY RARE - Stuart Katz
SK-29985
$1,850.00
Best Offer
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232, Mint VF NH 3¢ Plate Block of Eight Stamps - CV $2000 - Stuart Katz
SK-30859
$1,695.00
Best Offer
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Q11, Mint NH VF 75¢ VERY RARE Parcel Post Plate Block Cat $4500.00 Stuart Katz
$2,095.00
Best Offer
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1799a, 1799c, Two Different Errors in PL# Strip of 20 VERY RARE With PFC
SK-27535
$1,995.00
Best Offer
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2940a, MNH 55¢ Imperforate Transitional Pair in Strip of 8 - RARE! - Stuart Katz
SK-29547
$1,500.00
Best Offer
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396, Used 5¢ XF/Superb Line Pair With Graded 95 PFC Cert SMQ $3500 - Stuart Katz
37266
$1,500.00
Best Offer
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2544A, MNH $10.75 With Wrong Size Stamp Perforations Freak Error Stuart Katz
SK-29435
$4,995.00
Best Offer
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449, Mint NH 2¢ Coil - VERY RARE With PSE Certificate CV $5500 * Stuart Katz
37614
$4,200.00
Best Offer
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R99c, Used $20 Nice Sound Revenue Stamp- RARE - SCV $3000.00 - Stuart Katz
39035
$1,500.00
Best Offer
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2737aPd, Mint NH 29¢ Uncut Vert Pair of Proofs CV $4000.00 * Stuart Katz
38777
$2,500.00
Best Offer
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2062b, MNH 20¢ Black Color Omitted Error Sheet With PFC Cert - Stuart Katz
SK-31819
$2,395.00
Best Offer
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3835a, RARE Imperforate Error Strip of Four Dr. Seuss Stamps - Stuart Katz
SK-24881
$2,350.00
Best Offer
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2440 Variety, Pane of 50 With Colors Omitted ERROR With PSE Cert - Stuart Katz
$2,500.00
Best Offer
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3257a, Mint XF NH - Black Litho Color Omitted Error Plate Block - Stuart Katz
39835
$400.00
Best Offer
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3082a, MNH 32¢ James Dean Complete Imperforate ERROR Pane of 20 - Stuart Katz
39840
$650.00
Best Offer
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