United States

1329, Mint NH 5¢ - RARE Color Shift Error Plate Block * Stuart Katz

Custom Sku: 41462

$89.30

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2165a, Mint VF NH 22¢ Imperforate Error Pair * Stuart Katz

Custom Sku: 41438

$37.60

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1608a, Mint XF NH 50¢ - Black Color Omitted MAJOR ERROR W/Normal * Stuart Katz

Custom Sku: 41419

$352.50

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970, Mint NH 3¢ - Massively Over Inked Block Error * Stuart Katz

Custom Sku: 41469

$56.40

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1042, Mint NH 8¢ Misperforation Error Margin Block * Stuart Katz

Custom Sku: 41445

$18.75

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1951b, MNH 20¢ - Imperforate Pair Error - Love Stamp * Stuart Katz

Custom Sku: 41467CT

$141.00

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1894, Mint NH 20¢ - Large Misperforation Error Pair * Stuart Katz

Custom Sku: 41431

$23.50

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1035a, Mint NH 3¢ Large Miscut Error Booklet Pane WoW * Stuart Katz

Custom Sku: 41447

$42.30

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1461, Mint VF NH 8¢ - Huge Yellow Color Shift Error With Normal * Stuart Katz

Custom Sku: 41417

$28.15

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1460, Mint VF NH 6¢ - Huge Green Color Shift Error With Normal * Stuart Katz

Custom Sku: 41416

$28.15

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2515, Mint NH 25¢ - Large Misperforation Error * Stuart Katz

Custom Sku: 41427

$23.50

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1556, Mint NH 10¢ Space - Perforation Shift Error Plate Block * Stuart Katz

Custom Sku: 41460

$47.00

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1898, Mint NH 4¢ - Miscut Error Coil Pair ** Stuart Katz

Custom Sku: 41456

$37.60

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1557, Mint NH 10¢ Space - HUGE Color Shift Error Plate Block * Stuart Katz

Custom Sku: 41449NT

$164.50

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2154a, Mint NH 22¢ Red Missing Freak Error With Normal * Stuart Katz

Custom Sku: 37124

$183.30

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695, Mint VF NH 14¢ - Block of Four Stamps - Stuart Katz

Custom Sku: 40715

$14.00

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1055c, MNH 2¢ Imperforate Pair - Riverdale MD GAP Precancel - Stuart Katz

Custom Sku: 40700

$56.35

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692, Mint VF NH 11¢ Plate Block of Four - Stuart Katz

Custom Sku: 40736

$16.50

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347, Mint Superb NH 5¢ Imperforate Washington - Stuart Katz

Custom Sku: 40722

$95.00

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694, Mint XF NH 13¢ Plate Block of Four ** Stuart Katz

Custom Sku: 40742

$25.00

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551, Mint Superb NH 1/2¢ Pretty Little Gem - Stuart Katz

Custom Sku: 40723

$40.00

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390, Used 1¢ Coil Line Pair - SCV $125.00 - Stuart Katz

Custom Sku: 40708

$35.00

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487, Mint VF NH 2¢ Coil Pair - SCV $75.00 * Stuart Katz

Custom Sku: 40705

$39.95

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692, Mint VF NH 11¢ - Block of Four Stamps - Stuart Katz

Custom Sku: 40713

$6.50

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C19, Mint VF NH 6¢ Plate Block of Four -- Stuart Katz

Custom Sku: 40731

$16.50

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694, Mint VF NH 13¢ Plate Block of Four * Stuart Katz

Custom Sku: 40741

$15.00

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698-700, Mint VF LH Plate Blocks of Four SCV $150 - Stuart Katz

Custom Sku: 40735

$50.00

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1405, Mint NH 6¢ - Very Dramatic Color Shift Error - Stuart Katz

Custom Sku: 40725

$61.10

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Discount Forever Postage Stamps Medal of Honor Folios - Face Value of $373.76

Custom Sku: 40515

$320.00

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1683, Large Misperf Error 13¢ Telephone Stamp With Normal Mint NH - Stuart Katz

Custom Sku: SK-27388

$17.81

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J90, Mint NH 2¢ Two Different Black Color Shift Errors - Stuart Katz

Custom Sku: SK-33177-A

$14.05

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5155, Love Skywriting Complete Sheet of 20 Current Rate Stamps - Stuart Katz

Custom Sku: SK-187820

$51.59

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1098, Mint NH 3¢ Full Reverse Offset Under Gum With Normal * Stuart Katz

Custom Sku: 35724

$70.50

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1611, Mint $2 Kerosene Lamp Complete Sheet of 100 Stamps - Stuart Katz

Custom Sku: 40304

$269.95

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Fantastic Dealers Stock of 4-6¢ Sheets - Face Value of $1894.20 - Stuart Katz

Custom Sku: 40332

$1,195.00

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Postage Sheet Lot of 13-20¢ Stamps - FACE VALUE $265.56 - Stuart Katz

Custom Sku: 38393

$159.89

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634 CF3, Mint LH/NH 2¢ Counterfeit Block of Four Stamps ** Stuart Katz

Custom Sku: 40850

$85.00

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EFO Error Collection All Mint NH - EST $125 - Stuart Katz

Custom Sku: 40949

$46.95

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1605, Mint NH 29¢ - Large Misperf Error Zip Block of Four * Stuart Katz

Custom Sku: 40846

$47.00

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Q1, Mint NH F-VF 1¢ Parcel Post - 4 Blocks SCV $192 -- Stuart Katz

Custom Sku: 40859

$59.95

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612, Mint VF NH 2¢ Block of 4 Stamps - SCV $130 * Stuart Katz

Custom Sku: 40777

$50.00

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1420, Mint NH 6¢ - Large Color Shift Error With Normal - Stuart Katz

Custom Sku: 40947

$18.75

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484, Used Superb 3¢ Imperforate Line Pair - Stuart Katz

Custom Sku: 40954

$25.00

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1266, MNH 5¢ Black Color Almost Completely Omitted Error - Stuart Katz

Custom Sku: 40764

$47.00

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2540b, Mint $2.90 With Black Engraved Color Omitted Error SCV $750 * Stuart Katz

Custom Sku: 40848

$141.00

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1716, Mint NH 13¢ - Large Misperf Error Zip Block * Stuart Katz

Custom Sku: 40844

$61.10

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1369, MNH 6¢ - Misplaced Perf Pins Makes For JUMBO Stamps Error * Stuart Katz

Custom Sku: 40374

$37.60

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1576, Mint NH 10¢ - Large Misperf Error Plate Block * Stuart Katz

Custom Sku: 40839

$70.50

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RW12, Mint VF NH $1 Federal Duck - SCV $100.00 ** Stuart Katz

Custom Sku: 40697

$59.95

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Q1, Mint NH F-VF 1¢ Parcel Post - 4 Blocks SCV $192 * Stuart Katz

Custom Sku: 40856

$59.95

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815, Mint NH 10¢ - Large Misperf Error Block of Four * Stuart Katz

Custom Sku: 40847

$89.30

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1576, MNH 10¢ - PL# Captured on Misperf Error Plate Block * Stuart Katz

Custom Sku: 40840

$83.66

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698, Mint NH 20¢ Plate Block of Four CV $60.00 ** Stuart Katz

Custom Sku: 36521

$40.00

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E7, Used Superb 10¢- Well Centered Fresh Stamp - Stuart Katz

Custom Sku: 39674

$250.00

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425, Mint XF NH 2¢ - Very Fresh Stamp! - Stuart Katz

Custom Sku: 42142

$30.00

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1307, Mint NH 5¢ Black Color Shifted Left Freak Error W/Normal * Stuart Katz

Custom Sku: SK-30219-A

$18.75

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Worth, IL Fox, Two Choice Strikes Fancy Cancels On Registered Cover

Custom Sku: SK-22560

$325.00

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126, Mint OG (Small hr) 6¢ RE-Issue Bright And Fresh CV $1900 - Stuart Katz

Custom Sku: 38104

$1,695.00

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WCstamps: U.S. Scott #447 / 5c Coil Pair, XF, Mint OGnh, 2025 PSE Cert SMQ $425

$295.20

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1029, 3¢ Columbia Univ Large Perforation Shift Error Mint NH - Stuart Katz

$18.80

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2428, Mint NH Misperfed RARE Zip Block of Six Stamps Error - Stuart Katz

Custom Sku: SK-28392

$70.50

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Philippines 445, Mint VF NH - FRESH! - SCV $325 - Stuart Katz

Custom Sku: 41692IS

$195.00

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1435a, Amazing Black Color Shift Error Plate Block WoW - Stuart Katz

$559.30

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1400, MNH 21¢ Misperfed Block - Very Dramatic * Stuart Katz

Custom Sku: 40409

$70.50

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1716, Mint NH 13¢ - Large Misperf Error Plate Block * Stuart Katz

Custom Sku: 40843

$61.10

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Q1, Mint NH FVF 1¢ Parcel Post - Block of Four SCV $48 - Stuart Katz

Custom Sku: 40861

$24.00

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409, Used Superb 2¢ Block of Four - Stuart Katz

Custom Sku: 40957

$19.95

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2464b, Mint NH 23¢ - Transitional Imperforate Strip of Six - Stuart Katz

Custom Sku: 40346

$225.60

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F1, Mint NH VF 10¢ Registry Stamp - Very Fresh - Stuart Katz

Custom Sku: 40343

$150.00

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2635a, MNH 29¢- Black Litho Color Omitted Major Error SCV $575 -- Stuart Katz

Custom Sku: 39916

$164.50

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2354b, Mint NH 22¢ - White Color Omitted Error Block - Stuart Katz

Custom Sku: 39927

$235.00

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482, 2¢ OG NH TOP Plate Block - BOSTON MA Precancels *** Stuart Katz

Custom Sku: 39793

$29.95

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756-65, Mint OG NH Superb - Full Gummed Set - RARE - Stuart Katz

Custom Sku: 40196

$149.00

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2130b, Mint NH 10.1¢ Imperf Error Strip of 8 Stamps With PL# 1 * Stuart Katz

Custom Sku: 40358

$329.00

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E7, Mint VF/XF NH 10¢ - With PSE Certificate -- Stuart Katz

Custom Sku: 39625

$175.00

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484, Mint XF NH Pair - Stuart Katz

Custom Sku: 40198

$40.00

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2518a, Mint NH 29¢ - Transitional Imperforate Error Strip - Stuart Katz

Custom Sku: 40155

$47.00

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TD14, Purple Ovpt Dummy Test Booklet With Misperforated Panes - Stuart Katz

Custom Sku: 40360

$112.80

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2518a, Mint NH 29¢ - Imperforate Strip of Six With PL# 1222 - Stuart Katz

Custom Sku: 40345

$423.00

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1927b, MNH 20¢ - Deep Brown Color Omitted Error PFC Certificate - Stuart Katz

Custom Sku: 40542

$2,350.00

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C23c, Mint NH 6¢ - Ultramarine & Carmine Error With APS Cert - Stuart Katz

Custom Sku: 40347

$164.50

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30, Mint F/VF OG LH 5¢ - Scarce Stamp! With PFC Certificate - Stuart Katz

Custom Sku: 40518

$995.00

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3629Fg, MNH 37¢ - Imperforate PL# Block of 20 Stamps Error - Stuart Katz

Custom Sku: 40548

$705.00

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292, Mint VF LH $1 - Nice Fresh Cattle In Storm Stamp! - Stuart Katz

Custom Sku: 40522

$950.00

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1927b, MNH 18¢ - Imperforate Between Error PFC Certificate - Stuart Katz

Custom Sku: 40541

$1,645.00

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1556b, Mint VF NH 10¢ Dark Blue Color Omitted Error - Stuart Katz

Custom Sku: 40530

$376.00

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355, Mint VF H 5¢ Coil Line Pair - With PFC Certificate - Stuart Katz

Custom Sku: 40524

$1,200.00

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2281a, Mint XF NH 25¢ Imperforate Pair With Seam Line Error - Stuart Katz

Custom Sku: 40532

$140.06

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2281e, MNH 25¢ Pair - Very Fast Bee Error - Stuart Katz

Custom Sku: 40535

$89.30

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584, Mint XF NH 3¢ - GEM Plate Block of Four Stamps - Stuart Katz

Custom Sku: 40544

$495.00

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395, Mint XF XLH 4¢ Coil Line Pair - With Graded 90 PSE Certificate Stuart Katz

Custom Sku: 40525

$750.00

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292, Mint VF NH $1 - Scarce Never Hinged Stamp! - Stuart Katz

Custom Sku: 40521

$2,400.00

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533, Used 2¢ SUPERB GEM - With Graded 100J PSE Certificate Stuart Katz

Custom Sku: 40526

$1,250.00

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1744 Var, MNH 13¢ Blue Trees Instead of Green Error - Stuart Katz

Custom Sku: SK-29309

$46.95

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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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