PRODUCT FILTERS

Condition
Grade
Certification
Price

United States

Products found: 21843
Newest Items First
96 Per Page
1608, MNH 50¢ Black Color Shift Freak Error Margin Pair - Stuart Katz
SK-31445
$75.00
Best Offer
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497, Mint VF NH 10¢ Coil Strip of Four Stamps CV $170 - Stuart Katz
SK-33987
$125.00
Best Offer
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Scott 1446, Mint NH 8¢ Sheet of 50 Stamps Sidney Lanier Poet
34115
$12.95
Best Offer
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242, Used $2 Columbian Nicely Centered Cat $525.00 - Stuart Katz
SK-28979
$295.00
Best Offer
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493, Mint NH 3¢ Coil Line Strip of Four Stamps CV $305 - Stuart Katz
SK-33989
$175.00
Best Offer
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457, Mint F/VF NH 4¢ Coil Strip of Four Stamps CV $300 - Stuart Katz
SK-33985
$199.00
Best Offer
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494, Mint NH 3¢ Coil Line Strip of Four Stamps CV $203 - Stuart Katz
SK-33988
$125.00
Best Offer
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495, Mint F/VF NH 4¢ Coil Line Strip of Four Stamps CV $203 - Stuart Katz
SK-33986
$125.00
Best Offer
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2721, MNH 29¢ Massive Multiple Color Shift Freak Error ELVIS - Stuart Katz
SK-29654
$75.00
Best Offer
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698, Mint NH 20¢ Plate Block of Four Stamps - Stuart Katz
SK-33963
$40.00
Best Offer
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1610, Mint NH $1 Misperforation Shift Margin Pair Error ** Stuart Katz
SK-33728
$99.00
Best Offer
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1384, Mint NH 6¢ HUGE Misperforation Shift Error Block of Four * Stuart Katz
SK-33729
$195.00
Best Offer
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1384, Mint NH 6¢ HUGE Misperforation Shift Error Block of Four ** Stuart Katz
SK-33730
$195.00
Best Offer
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2195, Mint NH $2 Misperforation Shift Block of Four Error * Stuart Katz
SK-33725
$75.00
Best Offer
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1610, Mint NH $1 Misperforation Shift Block of Four Error * Stuart Katz
SK-33726
$175.00
Best Offer
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564, Mint VF NH 12¢ Plate Block of Six Stamps - Stuart Katz
SK-33962
$125.00
Best Offer
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406//421, Used Ten Values Franklin Stamps CV $102 - Stuart Katz
SK-34018
$60.00
Best Offer
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631, Mint XF NH 1 1/2¢ Plate Block of Six - Stuart Katz
SK-33929
$60.00
Best Offer
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238, Mint LH 15¢ Columbian (Small repair) CV $200 - Stuart Katz
SK-34013
$50.00
Best Offer
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1594, Mint NH 12¢ Perf Shift Error Plate Block of Six Stamps - Stuart Katz
SK-33180
$99.00
Best Offer
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1581, Mint NH 1¢ Misperfed Error Block of Four Stamps -- Stuart Katz
SK-33573
$49.95
Best Offer
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542, MNH 2¢ Margin Block Misperf Shift Error Freak - Stuart Katz
SK-31680
$75.00
Best Offer
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K1, Used VF 2¢ Shanghai Overprint Stamp CV $70 - Stuart Katz
SK-34001
$40.00
Best Offer
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E6, Mint VF NH 10¢ Special Delivery Stamp CV $500 - Stuart Katz
SK-33908
$350.00
Best Offer
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1594, Mint NH 12¢ Perf Shift Error Pair of Stamps - Stuart Katz
SK-33185
$24.95
Best Offer
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587, Mint F/VF VLH 6¢ Plate Block of Four - Stuart Katz
SK-33919
$149.00
Best Offer
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663, Mint XF NH 5¢ Plate Block of Four - Stuart Katz
SK-33948
$550.00
Best Offer
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672, Mint VF XLH 3¢ Plate Block of Four - Stuart Katz
SK-33940
$200.00
Best Offer
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329-30, Unused (No gum) 2¢ & 5¢ Pilgrim Issue CV $182 - Stuart Katz
SK-34011
$40.00
Best Offer
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676, Mint VF LH 7¢ Plate Block of Four - Stuart Katz
SK-33936
$250.00
Best Offer
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661, Mint VF NH 3¢ Plate Block of Four - Stuart Katz
SK-33950
$250.00
Best Offer
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667, Mint VF NH 9¢ Plate Block of Four - Stuart Katz
SK-33944
$325.00
Best Offer
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662, Mint VF+ NH 4¢ Plate Block of Four - Stuart Katz
SK-33949
$275.00
Best Offer
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665, Mint F/VF NH 7¢ Plate Block of Four - Stuart Katz
SK-33946
$395.00
Best Offer
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R13b, Used 2¢ Proprietary XF GEM Revenue Stamp - Stuart Katz
SK-33907
$225.00
Best Offer
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218, Used XF 90¢ Very Well Centered GEM - Stuart Katz
SK-33909
$249.00
Best Offer
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659, Mint VF NH 1 1/2¢ Plate Block of Four - Stuart Katz
SK-33953
$70.00
Best Offer
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310, Mint OG HR 50¢ VERY RARE Block of Four With PFC Cert CV $1900 - Stuart Katz
SK-33852
$895.00
Best Offer
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538, Mint NH 1¢ Plate Block of Eight Stamps CV $252 - Stuart Katz
SK-33896
$175.00
Best Offer
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528B, Mint NH VF/XF GEM 2¢ TOP Plate Block of Six Stamps - Stuart Katz
SK-33888
$425.00
Best Offer
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473, Mint NH 11¢ RARE TOP Plate Block of Six Stamps CV $750 - Stuart Katz
SK-33868
$550.00
Best Offer
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542, Mint NH 1¢ Plate Block of Six Stamps - Stuart Katz
SK-33898
$125.00
Best Offer
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528A, Mint NH VF 2¢ Plate Block of Six Stamps - Stuart Katz
SK-33887
$550.00
Best Offer
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484, Mint NH XF 3¢ Plate Block of Six Stamps - Stuart Katz
SK-33871
$140.00
Best Offer
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463, Mint NH 2¢ VF/XF Plate Block of Six Stamps - Stuart Katz
SK-33862
$250.00
Best Offer
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406, Mint NH 2¢ Top Plate Block of Six Stamps CV $200 - Stuart Katz
SK-33860
$160.00
Best Offer
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324, Mint NH 2¢ Plate Block of Eight Stamps CV $720 - Stuart Katz
SK-33854
$350.00
Best Offer
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534, Mint NH XF GEM 2¢ WIDE TOP Plate Block of Six Stamps - Stuart Katz
SK-33893
$250.00
Best Offer
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471, Mint NH 9¢ F/VF RARE Plate Block of Six Stamps CV $1375 - Stuart Katz
SK-33867
$895.00
Best Offer
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324, Mint 2¢ VF NH Nice Centering CV $60 - Stuart Katz
SK-33809
$50.00
Best Offer
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237, Unused 10¢ VF CV $95.00 - Stuart Katz
SK-33808
$29.95
Best Offer
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352, Used 1¢ Scarce Coil Stamp CV $225 - Stuart Katz
SK-33819
$140.00
Best Offer
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1381, Mint NH 6¢ Massive Black Color Shift Error With Normal - Stuart Katz
SK-33806
$49.95
Best Offer
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353, Used 2¢ VF - Scarce Coil Stamp CV $220 - Stuart Katz
SK-33820
$189.00
Best Offer
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J78, Used $5 Plate Blocks of ALL 4 Plate #'s RARE! - Stuart Katz
SK-33802
$195.00
Best Offer
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2251, Mint NH 22¢ Black Color Shifted Down Freaky Error - Stuart Katz
SK-31467
$18.95
Best Offer
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1096, Mint NH 8¢ Reverse Printing Under Gum Freak Error Block - Stuart Katz
SK-33631
$39.95
Best Offer
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408-09, Mint VERY RARE Center Line Blocks With Kansas City Perfs * Stuart Katz
SK-33644
$595.00
Best Offer
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631, Mint NH Matched Set of 4 Plates In Blocks of 18 CV $468 * Stuart Katz
SK-33641
$395.00
Best Offer
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532, Mint NH 2¢ Superb GEM With PFC Graded 100 Certificate * Stuart Katz
SK-33638
$395.00
Best Offer
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542, MNH 1¢ RARE Complete Sheet of 100 Stamps CV $3120.00 - Stuart Katz
SK-33613
$1,495.00
Best Offer
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2195, Mint NH $2 Perforation Shift Freak Error Pair * Stuart Katz
SK-30364
$19.99
Best Offer
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917 Var, MNH Partial Reverse Printing of Flag Colors - ERROR Freak - Stuart Katz
SK-29172
$99.95
Best Offer
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2114, Mint NH 22¢ Flag Misperfed Error Block of Four - Stuart Katz
SK-33566
$19.95
Best Offer
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1208, Mint NH 5¢ Flag Misperfed Error Block of Six - Stuart Katz
SK-33564
$45.00
Best Offer
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C1, Mint NH 6¢ Block of Four of The 1st Airmail Stamp CV $440 * Stuart Katz
SK-33692
$119.00
Best Offer
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495, Mint NH F-VF 4¢ Very Fresh Coil Strip of Four * Stuart Katz
SK-33542
$69.95
Best Offer
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492, Mint NH 2¢ Coil Line Strip of Four CV $153.00 ^ Stuart Katz
SK-33467
$69.95
Best Offer
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Vintage Seed Packets Pane of 20 First Class Postage Stamps Scott 4763b
SK-33718
$57.88
Best Offer
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482, Mint NH Superb 2¢ Plate Block of Six - Stuart Katz
SK-33555
$45.00
Best Offer
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1804, Mint NH 15¢ "Printers Waste" Imperforate Block of 12 Stamps - Stuart Katz
SK-33553
$250.00
Best Offer
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486, Mint NH 1¢ Sixteen VF/XF Coil Pairs CV $68.00 - Stuart Katz
SK-33455
$49.95
Best Offer
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2225, Mint NH 1¢ Misperfed Error Strip of Four Stamps - Stuart Katz
SK-33569
$19.95
Best Offer
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CE1, MNH VF 16¢ TEN Plate Blocks of Six CV $225.00 - Stuart Katz
SK-33554
$109.95
Best Offer
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1467a Large Color Shift Freaky ERROR Block - 8¢ Wildlife - MNH - Stuart Katz
SK-27393
$74.95
Best Offer
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493, Mint NH 3c Very Fresh Coil Pair -- Stuart Katz
SK-33537
$39.95
Best Offer
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495, Mint NH VF 4¢ Very Fresh Coil Strip of Four * Stuart Katz
SK-33543
$79.95
Best Offer
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1338, Mint NH 6¢ Misperfed Error Block of 15 Stamps - Stuart Katz
SK-33577
$59.95
Best Offer
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656, Mint NH 2¢ Group of Pairs And Singles CV $370.00 - Stuart Katz
SK-33459
$89.95
Best Offer
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494, Mint NH F-VF 3c Very Fresh Coil Strip of Four - Stuart Katz
SK-33538
$59.95
Best Offer
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1541a, MNH 10¢ Sensational Color Shift Error With Normal - Stuart Katz
SK-33582
$175.00
Best Offer
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1631a, HUGE Color Shift Error Plate Block of 12 Stamps - Stuart Katz
SK-33548
$275.00
Best Offer
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White House Sheet of Twenty 33 Cent Postage Stamps Scott 3445
3445
$11.95
Best Offer
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District of Columbia Sheet of Twenty 37 Cent Postage Stamp Scott 3813
3813
$11.95
Best Offer
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3176a, Mint NH 32¢ Madonna & Child Christmas Pane of 20 - Stuart Katz
SK-33519
$11.95
Best Offer
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1789Ad, Mint NH 15¢ Imperforate Between Strip of 3 - Stuart Katz
SK-33173
$95.00
Best Offer
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1594, Mint NH 12¢ Perf Shift Error Zip Block of Six Stamps - Stuart Katz
SK-33178
$75.00
Best Offer
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1597e, Mint NH 15¢ Complete Imperforate Error Pane CV $1500+ - Stuart Katz
SK-33170
$495.00
Best Offer
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2165, Mint NH 22¢ Blue Color Shift Error Full Sheet of 50 Stamps - Stuart Katz
SK-33172
$250.00
Best Offer
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1757a, Mint NH 13¢ Two Way Misperf Error Complete Sheet - Stuart Katz
SK-33194
$195.00
Best Offer
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2111a, Mint NH "D" Complete Imperforate Error Sheet of 100 - Stuart Katz
SK-33166
$1,250.00
Best Offer
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1894a, Mint NH 20¢ Complete Imperforate Error Pane CV $1875+ - Stuart Katz
SK-33171
$1,250.00
Best Offer
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1683, Mint NH 13¢ Misperfed Error Plate Block of Four - Stuart Katz
SK-33174
$75.00
Best Offer
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1757a, Mint NH 13¢ Outstanding Misperf Error Souvenir Sheet - Stuart Katz
SK-33193
$495.00
Best Offer
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J90, MNH 2¢ Wide Spacing Error In Full Sheet of 100 Stamps - Stuart Katz
SK-33186
$495.00
Best Offer
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J90, MNH 2¢ Shifted Down Error In Full Sheet of 100 Stamps - Stuart Katz
SK-33188
$395.00
Best Offer
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