United States

383V, Mint VF NH Vertical Imperforate Coil Paste-Up Strip of Four - Stuart Katz

Custom Sku: SK-20165

$50.00

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583, Mint NH 2¢ Plate Block of 4 Stamps CV $110.00 -- Stuart Katz

Custom Sku: SK-20760

$39.95

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Marvel Comics Super Heroes Sheet of Twenty 41 Cent Stamps Scott 4159 By USPS

Custom Sku: SK-07387

$18.95

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560, Mint NH 8¢ Block of Four VERY ATTRACTIVE! Cat $320.00 - Stuart Katz

Custom Sku: SK-20866

$119.95

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558, Mint NH 6¢ Block of Four VERY ATTRACTIVE! Cat $260.00 - Stuart Katz

Custom Sku: SK-20867

$119.95

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PS6, Mint 10¢ VF LH Top Plate Block of Six Stamps Cat $85.00 - Stuart Katz

Custom Sku: SK-20822

$75.00

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568, Mint VF NH 25¢ Margin Strip of 3 VERY ATTRACTIVE! - Stuart Katz

Custom Sku: SK-20863

$59.95

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C19, Mint XF/Superb NH 6¢ "Wings" Airmail Stamp * Stuart Katz

Custom Sku: SK-20580

$75.00

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PS6, Mint 10¢ VF NH Plate Block of Six Stamps Cat $150.00 - Stuart Katz

Custom Sku: SK-20826

$119.00

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535, Mint NH 3¢ XF/Superb Horizontal Pair - Stuart Katz

Custom Sku: SK-20216

$35.00

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492, Mint VF VLH/NH 2¢ Line Strip of Four Coils Cat $94.00 - Stuart Katz

Custom Sku: SK-20987

$69.95

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344V, Mint F/VF NH Paste-up Strip of Six Stamps Cat $220.00 - Stuart Katz

Custom Sku: SK-21031

$150.00

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601, Mint NH Four Coil Line Strips PRICED LOW Cat $257.50 - Stuart Katz

Custom Sku: SK-21003

$89.95

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Alfred Hitchcock Press Sheet Sheet Six Panes CV $160 Scott 3226 - Stuart Katz

Custom Sku: SK-21194

$65.96

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Purple Heart Medal Sheet of 20 - Current Rate Postage Stamps Scott 4529

Custom Sku: SK-21199

$19.63

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James Cagney Press Sheet Sheet Six Panes CV $160 Scott 3329 - Stuart Katz

Custom Sku: SK-21195

$65.96

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3854 Lewis and Clark Bicentennial Uncut Press Sheet of 9 Panes of 37 Cent Stamps

Custom Sku: SK-21190

$171.60

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151, Used 12¢ F/VF Nicely Centered Cat $200.00 -- Stuart Katz

Custom Sku: SK-20943

$39.95

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151, Used 12¢ Sound Stamp Cat $200.00 - Stuart Katz

Custom Sku: SK-20953

$49.95

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Save Vanishing Species Semi Postal Sheet of Twenty Current Rate Stamps Scott B4

Custom Sku: SK-20974

$26.27

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STEM Education Sheet of 20 Current Rate Stamps Scott 5279

Custom Sku: SK-20978

$16.81

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227, Used 15¢ Dramatic Misperforation Margin Error! WoW - Stuart Katz

$117.50

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117, Used XF 12¢ Ship A GEM With PFC & PSE Graded 90 Certificate -- Stuart Katz

Custom Sku: SK-19762

$400.00

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409, Mint NH XF 2¢ Top Plate Block of Six - Stuart Katz

$45.00

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495, Mint VF NH 4¢ Coil Pair Very Well Centered! - Stuart Katz

$39.95

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448, Mint VF/XF NH 1¢ Coil Strip of Four Well Centered! - Stuart Katz

$75.00

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1118, Mint NH HUGE BLUE COLOR SHIFT ERROR PB With Normal * Stuart Katz

$653.30

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1286, 10¢ Misperforate Error Mail Early Block/15 Big/Small Stamps - Stuart Katz

$84.55

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482, Mint NH XF/Superb 2¢ TOP Plate Block of Six * Stuart Katz

$45.00

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442, Mint NH 2¢ Coil Line Strip of Six Stamps CV $240 *---* Stuart Katz

$75.00

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584, Mint Superb NH 3¢ Plate Block of Four PERFECTION! - Stuart Katz

$650.00

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2015 Literary Arts Flannery O'Connor Three Ounce - Sheet Scott 5003

Custom Sku: SK-20882

$32.85

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397-98, Mint F/VF NH Blocks of Four Stamps Cat $320.00 - Stuart Katz

$99.00

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C92a, HUGE COLOR SHIFT ERROR In Strip of Four Stamps Mint NH - Stuart Katz

Custom Sku: SK-17285

$65.75

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1735, Large Misperforation ERROR PL# Block of 4+ Stamps - Stuart Katz

$56.40

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1561a, Mint NH 10¢ Bicentennial Back Inscription Omitted ERROR - Stuart Katz

$103.35

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3835, RARE MISPERFED ERROR BLOCK 32¢ DR SEUSS

$56.40

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1436, 8¢ MISPERFED ERROR ZIP BLOCK - EMILY DICKINSON

$56.40

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1804 var, Imperforate Pair - Mint VF NH "Printers Waste" - Stuart Katz

$56.40

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1857, Mint NH LARGE PERFORATION SHIFT BLOCK

$56.40

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739, MNH RARE FOLD OVER PLATE BLOCK OF 8 - AMAZING ERROR! - Stuart Katz

$183.30

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4847, Die Cut Shift ERROR Block of 9 Stamps VERY RARE! - Stuart Katz

Custom Sku: SK-13918

$211.50

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1789, MNH 13¢ Pair With Vertical Gutter Between Variety W/Normal - Stuart Katz

$188.00

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461, Mint VF NH RARE 2¢ Block of Four With PFC Certificate CV $1300 Stuart Katz

$995.00

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C88 26¢ Full Reverse Printing Under Gum Error Plate Block W/Normal * Stuart Katz

$211.50

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1786b, 15¢ Flowers Imperforate Error Block of Four With PL# - Stuart Katz

$131.60

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36 Used 12¢ - VF For Issue - Lightly Cancelled Cat $350.00 - Stuart Katz

$195.00

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155 Used 90¢ Completely Sound Stamp - VF Cat $350.00 - Stuart Katz

$225.00

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J60 Mint NH 2 Cent Postage Due Stamp With PL# Cat $600.00 - Stuart Katz

$235.00

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R101c, Used Superb $50 Revenue Perforated Stamp - Stuart Katz

$275.00

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R82a, Used XF $2 Revenue Imperforate Stamp A GEM - Stuart Katz

$130.00

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Greetings from America Sheet of 50 34¢ Stamps Scott 3561-3610 - Stuart Katz

Custom Sku: SK-19798

$27.95

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2012 Bobcat 1 Cent Coil Strip 5 Postage Stamps Scott 4672

$3.95

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Arctic Animals 33¢ Sheet of 15 Postage Stamps Scott 3292a - Stuart Katz

Custom Sku: SK-19801

$11.95

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2344 Var, Red Color Missing From Top Stamp Mint NH VERY RARE! -- Stuart Katz

$141.00

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TD100, NEBRASKA Test Stamp In Black - Superb NH - Stuart Katz

$75.00

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549, Mint NH F-VF Plate Block of Six Stamps CV $125 -- Stuart Katz

$65.00

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1756, HUGE Misperforation Error 15¢ George M Cohan Mint NH ------ Stuart Katz

$23.45

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446, RARE Used 4¢ Line Pair With PSAG Graded Certificate - Stuart Katz

$850.00

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320A, Mint 2¢ XF NH Type II Lake Color Imperforate Pair - Stuart Katz

$225.00

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4144, $4.60 Air Force One Priority Mail Sheet of Twenty Stamps VF - Stuart Katz

Custom Sku: SK-08909

$115.00

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1276, Mint NH Misperforated Error Plate Block 5¢ Christmas - Stuart Katz

$117.50

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C150a, Die Cutting Omitted on Front ERROR PL# Block Cat $1,400.00 - Stuart Katz

$1,123.30

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1484a Imperforate Between PL# Block of 24 Stamps (12 Pairs) CV $1920 Stuart Katz

$1,405.30

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2578, 29¢ Two Way Misperforation Error Christmas Stamp ** Stuart Katz

$42.30

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489, Mint NH Line Strip of Four Stamps Cat $90.00 - Stuart Katz

$45.00

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O122, RARE Mint NH 50¢ Official Stamp With Sideographer's Initials - Stuart Katz

$425.00

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1197, 4¢ Louisiana Large Perforation Shift Design Change Error -- Stuart Katz

$23.45

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RW2, Mint VF NH - NO Skips or Bends FRESH! With PFC Certificate - Stuart Katz

$575.00

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C96a, Stunning Color Shift Error Pair Inscription Missing! * Stuart Katz

$89.30

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1284 Var, Block With Gutter Space Between Stamps With PFC Cert - Stuart Katz

$235.00

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C71, 20¢ Spectacular Two Way Misperforated Error Airmail Stamp - Stuart Katz

$70.50

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1541a, 10¢ Minerals HUGE Color Shift Error Block With Normal MNH -- Stuart Katz

$235.00

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1443a, 8¢ Scarce Misperfed Error Block Of Four Stamps Mint NH * Stuart Katz

$42.30

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1841a, 15¢ Misperfred Right Down The Middle Error Block Of Four + Stuart Katz

$117.50

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1690, 13¢ Outstanding Set Of Three Different Errors With Normal * Stuart Katz

$117.50

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1394, 8¢ Two Way Misperforated Error Plate Block of Six Mint NH * Stuart Katz

$70.50

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2585, 29¢ Imperforate Pair "Printers Waste" Still Nice! - Stuart Katz

$89.30

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1284, 3¢ Two Different Misperforation Errors Mint NH With Normal * Stuart Katz

$42.30

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1763a, 15¢ Misperfed Error Owls PB Of Four Inscription Missing - Stuart Katz

$89.30

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1804 Var, Mint NH Imperforate Pair (Printers Waste) Scarce! * Stuart Katz

$61.10

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1338, 6¢ Block of Six With Imperforate Margin Error Mint NH * Stuart Katz

$47.00

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617, VF Mint NH Scarce Top Sheet of 50 1¢ Stamps Brookman $400.00 -- Stuart Katz

$275.00

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C85, 11¢ Two Way Misperforated Error Block Inscription Missing * Stuart Katz

$235.00

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2443, Excellent Color Shift Error Double Seagulls Complete Booklet - Stuart Katz

$141.00

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1560b, Full Horiz Gutter Between Stamps & Color Missing PFC Cert - Stuart Katz

$935.30

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PS14, $1 Savings Stamp WHOLESALE LOT OF 88 Stamps Cat $1100.00++ - Stuart Katz

$395.00

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2578, 29¢ Two Way Misperforation Error Christmas Stamp With Normal * Stuart Katz

$42.30

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2014, Partial Reverse Printing Under Gum Error Sheet of 50 - Stuart Katz

$141.00

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Classic American Aircraft Sheet of Twenty 32 Cent Stamps Scott 3142a

Custom Sku: SK-08819

$12.95

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J94 Var, Mint Dry Gum Variety - Fairly Scarce! Cat $70.00 - Stuart Katz

$40.00

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1446, Mint NH 8¢ Drastically Misperforated Error Block W/Normal - Stuart Katz

$56.40

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617, VF Mint NH Scarce Top Sheet of 50 1¢ Stamps Brookman $400.00 - Stuart Katz

$275.00

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1547c, VF NH 10¢ Green Color Omitted Error With APS Cert Stuart Katz

$376.00

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1472, Mint 8¢ Misperfed ERROR Block of Four Santa Stamps - Stuart Katz

$47.00

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575, Mint XF NH Left Side Plate Block of Six Stamps A GEM! -- Stuart Katz

$90.00

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