United States

2428, Mint NH 25¢ Perforation Shift Freak Error Margin Copy ** Stuart Katz

Custom Sku: 40305

$30.97

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Love True Blue Love Birds Booklet 20 Stamps - 39 Cent Postage Stamps 3976

Custom Sku: 35869

$15.95

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675, Mint NH 6¢ Plate Block of Four CV $750 - Stuart Katz

Custom Sku: SK-33937

$425.00

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590, Mint NH 9¢ VF - Complete Sheet of 100 PSE SCV $3015.00 - Stuart Katz

Custom Sku: 43321-0917-2025UIT

$1,495.00

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Popular Singers Sheet of Twenty 29 Cent Postage Stamps Scott 2849-2853

Custom Sku: 2849-2853

$11.95

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1469, Large Misperforation Scarce ERROR Block of 8¢ Stamps Mint NH - Stuart Katz

$70.50

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1833, MNH 15¢ Learning Pair - Perfs Shifted Freaky Error * Stuart Katz

Custom Sku: SK-31481

$28.20

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1683, MNH 13¢ Massive Two Way Misperf Error With Normal * Stuart Katz

Custom Sku: 40933

$32.90

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1459a, Mint NH 8¢ Scarce Misperfed Error Plate Block - Stuart Katz

Custom Sku: 34211

$79.90

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628, Mint NH VF 5¢ Lot of TEN WHOLESALE Stamps CV $85 -- Stuart Katz

Custom Sku: SK-32538

$39.95

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752, Unused (NGAI) Set of Matched Plate Blocks -- Stuart Katz

Custom Sku: SK-32342

$79.95

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1507, Mint NH 8¢ Drastically Misperforated Error Block With Normal - Stuart Katz

$56.40

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773, MNH 3¢ California San Diego Sheet of 50 Postage Stamps * Stuart Katz

Custom Sku: 37036

$19.95

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2514, Mint NH 25¢ Misperfed Error Sheet of 50 Stamps - Stuart Katz

Custom Sku: SK-27806

$277.30

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2868a, 29¢ Two Different Error Blocks Reverse Print & Under Inking - Stuart Katz

$211.50

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229, Mint VF LH 90¢ - Fresh! - Nice Centering - Stuart Katz

Custom Sku: 42058

$450.00

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2389C, Mint NH 25¢ RARE Imperforate Between Major Error Block - Stuart Katz

Custom Sku: 41600RMT

$1,316.00

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1824, 15¢ Sensational Color Shift Error Pair With Normal * Stuart Katz

$83.66

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2541, $9.95 1991 Express Mail Full Sheet of 20 Stamps CV $515.00 - Stuart Katz

Custom Sku: SK-07837

$275.00

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450, Mint NH 2¢ RARE Coil Line Pair - Cat $550.00 - Stuart Katz

$350.00

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2521, Large Misperforated ERROR Sheet of 100 Stamps - Stuart Katz

$329.00

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1930 Fancy Cancel Registered Cover Winchester, IND 1930 - Stuart Katz

$48.75

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RW49, Canvasbacks Federal Duck Stamp VF OG NH - Stuart Katz

Custom Sku: rw49

$9.00

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RW47, Mallards Federal Duck Stamp VF OG NH - Stuart Katz

Custom Sku: rw47

$9.50

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RW50, Pintails Federal Duck Stamp VF OG NH - Stuart Katz

Custom Sku: rw50

$9.00

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RW43, Canada Geese DUCK STAMP VF OG NH - LOW PRICE!

Custom Sku: rw43

$7.50

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RW53, Fulvous Whistling Federal Duck Stamp VF OG NH - Stuart Katz

Custom Sku: rw53

$9.00

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RW70A, $15 Snow Geese DUCK Stamp Self-Adhesive Pane - Stuart Katz

Custom Sku: rw70a

$26.95

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R91a, $5 Mortgage Revenue Stamp - SUPERB & Sound Cat $200.00 - Stuart Katz

$180.00

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1999 32¢ Songwriters Sheet of 20 Stamps Scott 3103a - Stuart Katz

Custom Sku: SK-08817

$11.95

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2544A, $10.75 1995 Express Mail Full Sheet of 20 Stamps CV $575.00 - Stuart Katz

Custom Sku: SK-07642

$285.00

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Comic Strip Classics Sheet of 20 32¢ Stamps Scott 3000 Mint VF NH - Stuart Katz

Custom Sku: SK-08822

$11.95

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1385, 6¢ HOPE STAMP WITH LARGE COLOR SHIFT ERROR

$33.84

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723, Pair - Line Pair And A Used Pair XF NH GEMS Cat $115.70 - Stuart Katz

$75.00

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1363, 3 DIFFERENT COLOR SHIFT ERRORS - HARD TO FIND!

$83.75

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1281 Var, "EE" MARKINGS BETWEEN STAMPS MAJOR ERROR

$140.06

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3054a, 32¢ ROSE IMPERFORATE & MISCUT PAIR ERRORS - RARE - Stuart Katz

$211.50

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3112ab, IMPERFORATE BLOCK OF FIVE STAMPS - SCARCE!

$148.05

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1324, TWO PLATE BLOCKS WITH TWO DIFF COLOR SHIFT ERRORS

$16.92

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2980, MNH TWO DIFFERENT COLOR SHIFT ERRORS

$37.60

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1455, LARGE BLACK COLOR SHIFT ERROR - SHEET OF 50 WoW

$277.30

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1846, 3¢ MISPERFED ERROR BLOCK SHOWS FULL GUTTER RARE!

$83.75

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1473, RARE REVERSE COLOR OFFSET ERROR - 8¢ PHARMACY

$33.84

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1950, RARE REVERSE COLOR OFFSET ERROR - F.D.R.

$38.07

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1891, PL#1 IN STRIP OF FIVE XF NH GEM Cat $360.00

$157.50

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589, Mint NH 8c Perfed 10 - F-VF BLOCK OF SIX Cat $360.00

$119.88

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1140, MINT NH 4¢ 2 DIFF MISPERFORATION ERRORS - SCARCE!

$42.30

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1361, MNH MISPERFORATED ERROR BLOCK OF 20 STAMPS John Trumbull - Stuart Katz

$94.00

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