United States

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488, Mint NH 2¢ Coil Group of 5 F-VF Pairs & Single CV $94.00 - Stuart Katz
SK-27616
$55.00
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C98, Color Shift Philip Mazzei Plate Block of 12 40 Cent Airmail Postage Stamps
SK-27327
$423.00
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815, 10¢ Scarce Large Misperf Error Block of Six Mint NH - Stuart Katz
SK-27631
$173.90
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634, MNH 2¢ Misperfed Error Electric Eye PB/6 With PL# Captured - Stuart Katz
SK-27982
$117.50
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656, Mint 2¢ VF NH GEM Coil Strip of 4 - Stuart Katz
SK-27620
$50.00
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C81, MNH 21¢ HUGE Color Shift Error Plate Block of Four - Air Mail - Stuart Katz
SK-27996
$329.00
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426, Mint 3¢ VF NH Block of Six With Initials CV $210.00+ - Stuart Katz
SK-27573
$175.00
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2065, MNH 20¢ Misperfed Error Plate Block With PL# Captured - Stuart Katz
SK-27981
$141.00
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1338Fi, 8¢ Flag Imperforate PL# Strip of 20 Stamps CV $600.00 - Stuart Katz
SK-27545
$423.00
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1789Ad, Mint NH 15¢ Imperforate Between Error Zip Block - Stuart Katz
SK-27528
$164.50
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2479, 19¢ Fawn With Large Color Shift Error Sheet of 100 Stamps - Stuart Katz
SK-27501
$705.00
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1007, RARE Mispered 3¢ Error Sheet of 50 Stamps Mint NH - Stuart Katz
SK-27521
$559.30
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2072a, PL# Strip of 20 Imperforate Between Error 20¢ Love RARE! - Stuart Katz
SK-27489
$841.30
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1789Pg, Complete Imperforate Proof Sheet of 100 Stamps MNH CV $2500+ Stuart Katz
SK-27504
$1,316.00
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1894a, Complete Imperforate Error Sheet of 100 Stamps MNH CV $1875+ Stuart Katz
SK-27495
$1,175.00
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1551a, Buff Color Omitted Sheet of 50 Stamps APS Cert CV $625 -Stuart Katz
SK-27494
$211.50
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1547c, Green Omitted Error On Commemorative USPS Panel RARE! - Stuart Katz
SK-27524
$183.30
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1843a, 15¢ Imperforate PL# Strip of 20 Stamps CV $500.00 - Stuart Katz
SK-27551
$352.50
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587, Mint 6¢ XF NH Plate Block of 4 CV $325.00 - Stuart Katz
SK-27565
$175.00
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2094 Var, Five Full Gutter Pairs In Full Sheet - UNIQUE & UNLISTED - Stuart Katz
SK-27532
$3,290.00
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1356, Mint Misperfed Complete Sheet of 50 Stamps 6¢ Marquette - Stuart Katz
SK-27355
$465.30
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1323, Misperforated Error Sheet of 50 5¢ Stamps REMARKABLE! - Stuart Katz
SK-27486
$1,410.00
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583, Mint 2¢ XF NH Plate Block of 4 - A GEM! - Stuart Katz
SK-27569
$200.00
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1767a, RARE Mispered 15¢ Trees Pane of 40 Stamps Mint NH - Stuart Katz
SK-27520
$705.00
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1842a, Mint 15¢ Imperforate Pane of 50 Stamps - Stuart Katz
SK-27533
$747.30
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1582, 2¢ With Large Perf Shift Error Sheet of 100 Stamps - Stuart Katz
SK-27502
$465.30
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499, Imperforate at Top Plate Block of 20 Stamps ERROR - Stuart Katz
SK-27499
$423.00
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The Art Magic Souvenir Sheet of 3 - Stamps Scott 5306
5306
$6.95
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1338Fj, Flag Imperforate Between PL# Strip of 20 Stamps CV $450.+ - Stuart Katz
SK-27546
$329.00
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J97, Scarce Misperfed Error Block of 4 10¢ Postage Dues MNH - Stuart Katz
SK-27441
$37.60
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Yellow Rose Pane of Twenty 32 Cent Postage Stamps 3049a
3049a
$16.95
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C63, Mint NH 15¢ Airmail Misperf Error Top Margin Block of Four - Stuart Katz
SK-27472
$70.50
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1863, 22¢ Scarce Misperfed Bottom Margin Block Error Mint NH - Stuart Katz
SK-27450
$37.55
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1824, MNH 15¢ Helen Keller Perf Shift Error Full Sheet of 50 Stamps Stuart Katz
SK-27905
$277.30
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1729a, MNH 13¢ Imperforate Between PL# Block of 20 Stamps - Stuart Katz
SK-27896
$329.00
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2141a, Mint NH 22¢ Misperfed Shift Error Block of Six Decoy Ducks - Stuart Katz
SK-27481
$47.00
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1768, MNH 15¢ Perf Shift Error Full Sheet of 100 Stamps - Stuart Katz
SK-27909
$747.30
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1767a, Mint NH 15¢ Misperfed Shift Error Block Trees -- Stuart Katz
SK-27480
$117.50
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1451a, MNH HUGE Color Shift Error Plate Block Normal Included WoW - Stuart Katz
SK-27476
$117.50
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1758, HUGE Misperfed Error Pair 15¢ Photography PL# Captured MNH - Stuart Katz
SK-27405
$70.50
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1789, MNH 15¢ Dramatic Misperf Error In PB Block of 20 Stamps - Stuart Katz
SK-27902
$371.30
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1824, 15¢ Pre Printing Paper Fold Error In PB Block of 20 Stamps - Stuart Katz
SK-27903
$328.06
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2093, 20¢ Hard to Find Misperfed Error Pair Mint NH - Stuart Katz
SK-27424
$37.60
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C104a, Mint NH 28¢ Airmail Misperf Block of Four Error Stamps - Stuart Katz
SK-27473
$46.95
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1763a, Mint NH 15¢ Large Color Shift Error Plate Block Owls - Stuart Katz
SK-27474
$70.50
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1596, MNH 13¢ Eagle Scarce Over Inking Error Sheet of 100 Stamps - Stuart Katz
SK-27898
$277.30
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Ursula K. Le Guin Sheet of 20 Three Ounce Rate - Postage Stamps Scott 5619
5619
$34.67
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Western Wear Booklet Pane of 20 Current Rate Postage Stamps Scott 5618a
5618a
$19.63
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