PRODUCT FILTERS

Condition
Grade
Certification
Price

United States

Products found: 21248
Newest Items First
96 Per Page
1569-70a, Mint NH 10¢ Fold Over Freaky Error Space Block - Stuart Katz
SK-29248
$195.00
Best Offer
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1338, MNH 8¢ Over Inking Freaky Error Sheet of 100 Stamps - Stuart Katz
SK-29239
$299.00
Best Offer
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1564, MNH 10¢ Misperf Shift Freaky Error Sheet of 40 Stamps - Stuart Katz
SK-29250
$349.00
Best Offer
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1126, Used 8¢ Misperf Shift Freaky Error Sheet of 72 Stamps - Stuart Katz
SK-29241
$395.00
Best Offer
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1444, MNH 8¢ Misperfed And Tape Splice Freaky Error Sheet of 50 - Stuart Katz
SK-29235
$750.00
Best Offer
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1118, MNH 8¢ Misperf Shift Freaky Error Sheet of 72 Stamps - Stuart Katz
SK-29240
$595.00
Best Offer
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1690, Mint NH 13¢ Terrific Partial Reverse Printing Under Gum Error Stuart Katz
SK-29076
$75.00
Best Offer
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1556, Mint NH 10¢ Terrific Partial Reverse Printing Under Gum Error Stuart Katz
SK-29074
$50.00
Best Offer
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1705, Mint NH 13¢ Terrific Reverse Printing Under Gum Error - Stuart Katz
SK-29077
$75.00
Best Offer
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2540b, Mint NH $2.90 Black Color Omitted Error With Normal - Stuart Katz
SK-29039
$395.00
Best Offer
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Pacific 97 Testing Sheet of 40 Stamps With Fold Over Error - Stuart Katz
SK-29025
$249.95
Best Offer
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1280 Var, Mint NH 2¢ Fold Over Error Created FULL GUTTER PAIR - Stuart Katz
SK-29023
$750.00
Best Offer
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1551, Mint NH 13¢ Misperfed Freaky Sheet of 50 Error Stamps - Stuart Katz
SK-29033
$995.00
Best Offer
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1033, Mint NH 2¢ Remarkable Freak Block of Stamps UNIQUE ERROR - Stuart Katz
SK-29030
$1,995.00
Best Offer
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1856 Var, MNH 14¢ Misperfed Strip of Ten Stamps With Gutter Between Stuart Katz
SK-29029
$175.00
Best Offer
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2723A, Scarce 11.2 X 11.5 Perforations Complete Sheet of 40 - Stuart Katz
SK-29021
$240.00
Best Offer
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1578a, Mint NH 10¢ Sensational Color Shift Error Plate Block - Stuart Katz
SK-29002
$125.00
Best Offer
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2092, Mint NH 20¢ Wetlands Ducks - Margin Copy Error - Stuart Katz
SK-28824
$39.95
Best Offer
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219-29P4, XF Set of Card Proofs Includes 219D - Very Fresh Colors -- Stuart Katz
SK-28833
$550.00
Best Offer
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677, Mint NH VF 8¢ Nebr Plate Block of Four CV $550.00 * Stuart Katz
SK-28832
$399.00
Best Offer
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663, Mint NH VF 5¢ Kans Plate Block of Four CV $650.00 * Stuart Katz
SK-28831
$399.00
Best Offer
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1505, Mint NH 10¢ Unbelievable Black Color Shift Error Plate Block - Stuart Katz
SK-29000
$300.00
Best Offer
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1578a, Mint NH 10¢ Sensational Color Shift Error Plate Block -- Stuart Katz
SK-29003
$150.00
Best Offer
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290, Used 10¢ XF/Superb Gem Quality Stamp - Stuart Katz
SK-28815
$125.00
Best Offer
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1555a, Mint NH 10¢ Brown Color Omitted Error - RARE Plate Block - Stuart Katz
SK-28998
$1,400.00
Best Offer
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1578a, Mint NH 10¢ Massive Color Shift Error Pair - Fantastic! - Stuart Katz
SK-28991
$50.00
Best Offer
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1578a, Mint NH 10¢ Massive Color Shift Error Pair - Very Cool! - Stuart Katz
SK-28990
$50.00
Best Offer
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1576, Mint OG 10¢ Misperforated Error Plate Block of 25 Stamps - Stuart Katz
SK-29013
$75.00
Best Offer
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267, Mint HR 2¢ - Large Misperforation Error Block of Four * Stuart Katz
SK-28828
$125.00
Best Offer
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1547, Mint NH 10¢ Nice Color Shift Error In Sheet of 50 Stamps - Stuart Katz
SK-29017
$150.00
Best Offer
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2074, 20¢ Hard to Find Misperfed Error Stamp Mint NH - Stuart Katz
SK-27420
$29.95
Best Offer
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C84-C100, 1972-1980 Airmail Commemorative Set of 18 MNH Stamps - Stuart Katz
1972-80
$19.95
Best Offer
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910a, Mint NH Double Impression of Czechoslovakia Error - RARE - Stuart Katz
SK-28792
$495.00
Best Offer
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2518a, MNH VF Imperforate PL# 1111 Error Strip of 10 Stamps CV $275 Stuart Katz
SK-28787
$225.00
Best Offer
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50 X SETS - Scott 909-21, 1943-44 Overrun Countries Issues Set of 13 Mint NH
SK-28835
$75.00
Best Offer
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1726b-c, MNH 13¢ Strip of 5 Containing Both Color Omitted Errors - Stuart Katz
SK-28649
$650.00
Best Offer
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2022a, Mint NH 20¢ Misperforated Error Block of Four - Red at Top - Stuart Katz
SK-28512
$40.00
Best Offer
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2440 Var, Miscut 25¢ Love Sheet Creates Five Color Omitted Stamps - Stuart Katz
SK-28671
$1,995.00
Best Offer
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2114, MNH 22¢ Miscut Error Pane Makes for 10 Full Gutter Pairs - Stuart Katz
SK-28647
$2,500.00
Best Offer
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1355a, Mint NH Zip Block With Ochre Color Omitted RARE Error - Stuart Katz
SK-28637
$1,250.00
Best Offer
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368, Mint Superb NH 2¢ Imperforate Block of Four - Stuart Katz
SK-28743
$89.00
Best Offer
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2500a, MNH 25¢ Diagonal Misperf Error Complete Sheet - AMAZING! - Stuart Katz
SK-28677
$950.00
Best Offer
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1742a, MNH 15¢ Two Way Misperf Shift Errors In Complete Booklet - Stuart Katz
SK-28640
$249.00
Best Offer
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486, Mint XF NH Coil Line Strip of Four Stamps - GEM -- Stuart Katz
SK-28764
$55.00
Best Offer
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219-29P4, XF Set of Card Proofs Includes 219D - Very Fresh Colors - Stuart Katz
SK-28636
$595.00
Best Offer
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1483a Var, Black Litho Color Almost Completely Omitted With PFC - Stuart Katz
SK-28767
$150.00
Best Offer
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1578a, Mint NH 10¢ Color Shift ERROR Pair Banking Commerce - Stuart Katz
SK-27381
$25.00
Best Offer
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C87, MNH 18¢ TWO Different Color Shift ERRORS - Airmail Stamps - Stuart Katz
SK-28706
$65.00
Best Offer
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1716, MNH 13¢ Perf Shift Error Sheet of 40 Stamps - Scarce! - Stuart Katz
SK-28585
$175.00
Best Offer
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1709a, MNH 13¢ Perforation Shift Error Sheet of 40 Stamps - Stuart Katz
SK-28583
$500.00
Best Offer
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1690, MNH 13¢ Brown Color Shift Error Sheet of 50 Stamps - Scarce! - Stuart Katz
SK-28586
$1,000.00
Best Offer
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2110, Misperfed Error 22¢ Stamp Jerome Kern Mint NH - Stuart Katz
SK-27404
$19.95
Best Offer
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William H Johnson American Treasures Sheet 20 Current Rate Stamps Scott 4653
SK-4653
$29.88
Best Offer
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Love Issue Full Sheet of 50 - 20 Cent Postage Stamps Scott 2072
2072
$22.95
Best Offer
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Baltimore Checkerspot Butterfly Sheet of Twenty 65 Cent Stamps Scott 4603
4603
$59.95
Best Offer
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Peace Garden Sheet of Fifty 20 Cent Postage Stamps Scott 2014
2014
$16.95
Best Offer
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1622a, MNH 13¢ Imperforate Between PL# Block of 10 Stamps -- Stuart Katz
SK-27888
$140.00
Best Offer
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Hawaii Statehood Full Sheet of Fifty 7 Cent Airmail Postage Stamps Scott C55
C55
$22.95
Best Offer
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640, Mint OG 8¢ RARE Printers Waste Strip of Three Stamps - Stuart Katz
SK-27733
$50.00
Best Offer
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C78, Mint NH 11¢ Misperfed Error Margin Block of Four Airmail Stamps Stuart Katz
SK-28112
$95.00
Best Offer
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1731, 13¢ Misperfed Error Pair With Normal Mint NH - Stuart Katz
SK-27456
$19.95
Best Offer
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C127, Mint NH 45¢ Misperfed Error Block of Four Airmail Stamps - Stuart Katz
SK-28114
$95.00
Best Offer
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1283B, Mint NH 5¢ Large Perf Shift Block of Four WoW - Stuart Katz
SK-28104
$75.00
Best Offer
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1510, Mint NH 10¢ Large Perf Shift Plate Block of Four WoW - Stuart Katz
SK-28105
$45.00
Best Offer
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2403, Mint NH 25¢ Diagonal Perf Shift Pair North Dakota Error - Stuart Katz
SK-28107
$49.95
Best Offer
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1414, MNH 6¢ Black Color Shift Makes Blurry Image Error W/Normal - Stuart Katz
SK-28086
$18.95
Best Offer
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1424, Mint NH 6¢ Scarce Perf Shift Error Pair - MacARTHUR - Stuart Katz
SK-28109
$29.95
Best Offer
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1431, Unused 8¢ Diagonal Misperforation Error Block of Four - Stuart Katz
SK-28338
$40.00
Best Offer
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1455a, Yellow Color Omitted MAJOR ERROR Mint NH - Stuart Katz
SK-27621
$225.00
Best Offer
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2018, MNH 20¢ Partial Black Color Missing Pair With Normal - Stuart Katz
SK-28093
$75.00
Best Offer
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1900, Mint NH 5.2¢ Misperforation Error Strip of Five - Sleigh - Stuart Katz
SK-28321
$25.00
Best Offer
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C90, MNH 31¢ Two Way Misperf Shift Airmail Plane Stamp - Stuart Katz
SK-27976
$24.95
Best Offer
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1894b, MNH 20¢ Flag Imperforate Between Error Strip of Ten CV $1250 Stuart Katz
SK-27942
$995.00
Best Offer
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413, Used 2¢ FVF Scarce Genuine Coil Strip of 5 CV $ 250+ - Stuart Katz
SK-27671
$225.00
Best Offer
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1759, MNH 15¢ HUGE PERF Shift Error Mars Plate Block of Four - Stuart Katz
SK-27959
$250.00
Best Offer
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2101a, MNH 20¢ Dogs Pre Printing Paper Fold In Block of 16 Stamps - Stuart Katz
SK-27944
$250.00
Best Offer
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2079a, MNH 20¢ Remarkable Fold Over Error In Sheet - YIKES! - Stuart Katz
SK-27936
$125.00
Best Offer
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1946 Var, MNH 20¢ Almost a Complete Gutter Pair Errors Block of 20 - Stuart Katz
SK-27948
$150.00
Best Offer
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2062a, MNH 20¢ Misperfed Error Trolley Cars Plate Block of Four - Stuart Katz
SK-27953
$250.00
Best Offer
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1798b, MNH 15¢ BIG Color Shift Error Olympics Block of Six - Stuart Katz
SK-27956
$75.00
Best Offer
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3868a, MNH Very RARE Die Cut Shift Error Part Sheet - Disney - Stuart Katz
SK-27880
$295.00
Best Offer
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452, Used 1¢ VF Scarce Coil Line Pair -- Stuart Katz
SK-27666
$175.00
Best Offer
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2085a, MNH 20¢ Remarkable Fold Over Error In Block of 20 - YIKES! - Stuart Katz
SK-27932
$250.00
Best Offer
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2478b, MNH 3¢ With Double Impression MAJOR ERROR - Stuart Katz
SK-27875
$175.00
Best Offer
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3001, MNH Very RARE Perf Shift Error of a Modern Sheet - Stuart Katz
SK-27881
$595.00
Best Offer
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1444, Mint NH 8¢ Christmas Gold Color Shift ERROR Zip Block - Stuart Katz
SK-27382
$49.95
Best Offer
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1822, RARE Misperf Error 15¢ Zip Block Mint NH - Stuart Katz
SK-27395
$60.00
Best Offer
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1683, MNH 13¢ Misperf And Tagging Shift Error Block of 10 Stamps - Stuart Katz
SK-27889
$250.00
Best Offer
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1291, MNH 30¢ Misperfed Block of 100 Error Stamps- Scarce - Stuart Katz
SK-27863
$295.00
Best Offer
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C92a, MNH 31¢ BIG Color Shift Sheet of 100 Airmail Error Stamps - Stuart Katz
SK-27866
$1,495.00
Best Offer
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C80, MNH 17¢ Reverse Printing Under Gum Error Sheet - Stuart Katz
SK-27869
$595.00
Best Offer
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1584, MNH 3¢ Very RARE Vertical Gutter Error Pair In Strip of 7 - Stuart Katz
SK-27884
$250.00
Best Offer
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1622, MNH 13¢ RARE Misperf Error Full Sheet of 100 Stamps - Stuart Katz
SK-27893
$695.00
Best Offer
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1294, Huge Two Way Misperf Error $1 Eugene O'Neil Block/4 Mint NH - Stuart Katz
SK-27383
$50.00
Best Offer
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1584, MNH 3¢ Terrific Odd Printing Error Sheet of 100 Stamps - Stuart Katz
SK-27883
$495.00
Best Offer
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1605, Mint NH 29¢ Fold Over Sheet With Gutter Pair Error UNIQUE! - Stuart Katz
SK-27835
$895.00
Best Offer
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