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United States

Products found: 21842
Newest Items First
96 Per Page
408, Mint NH Superb 1¢ TOP Plate Block of Six Stamps - Stuart Katz
$55.00
Best Offer
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Walt Whitman (3 Ounce Rate) - Pane of 20 Postage Stamps Scott 5414
5414Sheet
$32.95
Best Offer
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425, Mint NH VF 2¢ Plate Block of Six Cat $75.00 - Stuart Katz
$49.95
Best Offer
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The War of 1812: Fort McHenry Sheet of 20 Current Rate Postage Stamps Scott 4921
4921sheet
$20.88
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1727, MNH - BROWN COLOR SHIFT ERROR PLATE BLOCK & SINGLE - RARE! - Stuart Katz
$99.00
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1860, MNH - RARE PERFORATION SHIFT ERROR BLOCK OF 20 STAMPS & Sng - Stuart Katz
$99.95
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1756, LARGE PERFORATION ERROR SHIFT BLK GEORGE M COHAN
$60.00
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1262, 5¢ Pair With Huge Scarce Misperforation Error Mint NH * Stuart Katz
$60.00
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2015, AMAZING MISPERFORATION ERROR PLATE BLOCK LIBRARY
$60.00
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1690, 13¢ Outstanding Color Shift Error Pair With Normal * Stuart Katz
$60.00
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3453a, Mint NH 34¢ Liberty Imperforate Pair EXTREMEMLY RARE ERROR - Stuart Katz
$550.00
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1861, 20¢ Inscription captured Zip Block Of Six Error Small And Big Stamps!
$60.00
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K3, Mint 6¢ on 3¢ VF OG NH - Nice Fresh Stamp CV $140.00 - Stuart Katz
$120.00
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484, Used 3¢ Superb Center Line Block of Four Scarce! - Stuart Katz
$95.00
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396, Used 5¢ RARE VF Coil Line Pair CV $825.00 - Stuart Katz
$495.00
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530, Unbelievable Misperforation Error Plate Block of 8 Stamps WoW - Stuart Katz
$235.00
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1949a, Misperforated Error Booklet Pane of 10 - Mint NH - Stuart Katz
SK-20136
$34.88
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383, Used 1¢ Superb Center Line Block of Four Scarce! - Stuart Katz
$50.00
Best Offer
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R64a, Used Superb 60¢ Revenue Imperforate Stamp A GEM - Stuart Katz
$130.00
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RK25, Used $5 Foreign Service Consular Revenue Stamp CV $140 - Stuart Katz
$95.00
Best Offer
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487, Mint VF/XF NH Scarce Coil Pair Post Office Fresh - Stuart Katz
$125.00
Best Offer
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RD328, Mint VF OG NH $10 Stock Transfer Revenue Stamp CV $175 - Stuart Katz
$140.00
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RG83-99, Mint OG LH Silver Tax Stamps - Very Fresh! Cat $1508.00 - Stuart Katz
$995.00
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1863g, RARE IMPERFORATE VERT PAIR IN COMPLETE SHEET MAJOR ERROR - JUST TWO KNOWN
$4,500.00
Best Offer
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Tiffany Lamp Sheet of 20 1¢ Postage Stamps Stamps Scott 3749 - Stuart Katz
SK-19797
$4.95
Best Offer
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Pan American Inverts Full Sheet of 7 Stamps Scott 3505 - Stuart Katz
SK-19796
$6.95
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Greetings from America Sheet of 50 37¢ Stamps Scott 3696-3745 - Stuart Katz
SK-19799
$30.95
Best Offer
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1910's Celebrate The Century Sheet of 15 32¢ Stamps Scott 3183 - Stuart Katz
SK-19800
$7.95
Best Offer
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1801, MNH 15¢ Will Rogers With Scarce Color Shift ERROR With Normal Stuart Katz
$25.00
Best Offer
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633, VF LH Block With RARE PL# 19292 Durland $150.00 - Stuart Katz
$110.00
Best Offer
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549, Mint NH F-VF Plate Block of Six Stamps CV $125 - Stuart Katz
$65.00
Best Offer
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PR91 Mint VF NH 2¢ Newspaper Stamp With PFC Certificate CV $1,075. - Stuart Katz
$595.00
Best Offer
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1971 Commemorative Year Set of 23 Mint Never Hinged Stamps - Stuart Katz
1971set
$8.95
Best Offer
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487, Mint VF/XF NH Scarce Coil Pair Post Office Fresh -- Stuart Katz
$125.00
Best Offer
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1704, Misperforated ERROR 13¢ Bicentennial With Normal Mint NH - Stuart Katz
$19.95
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2399, Misperfed Strip of Ten Stamps With GUTTER In Center RARE! - Stuart Katz
$495.00
Best Offer
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Puerto Rico J3, 10¢ Mint NH PL# Imprint Strip of Three Cat $1250 - Stuart Katz
$795.00
Best Offer
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1510, Scarce Misperfed 10¢ Sheet of One Hundred Stamps! WoW - Stuart Katz
$450.00
Best Offer
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1197, 4¢ Louisiana Large Perforation Shift Design Change Error - Stuart Katz
$24.95
Best Offer
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1446, Mint NH 8¢ Drastically Misperforated Error Block W/Normal -- Stuart Katz
$60.00
Best Offer
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550, Mint F/VF NH 5¢ Scarce Block of Four Cat $260.00 - Stuart Katz
$125.00
Best Offer
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535, Mint Superb NH Corner Margin Block of Four - Stuart Katz
$75.00
Best Offer
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New Hampshire State Duck Stamp # 4a - VF NH Cat $30.00 - Stuart Katz
$12.50
Best Offer
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566, Mint 15¢ VF/XF NH Top Plate Block of Six Fresh!!! - Stuart Katz
$350.00
Best Offer
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442, Mint VF NH RARE Genuine Coil Line Pair - Stuart Katz
$200.00
Best Offer
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2026, 20¢ Sensational Color Shift Error Block Of Four Stamps * Stuart Katz
$150.00
Best Offer
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1240, Fold Over Error Makes For Almost A Complete Gutter Pair * Stuart Katz
$140.00
Best Offer
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1510, 10¢ Drastically Misperfed Error Block Shows Gutter Mint NH * Stuart Katz
$95.00
Best Offer
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1394, Red Missing on 2 Stamps - Two Way Misperforated Error Zip Block of Six
$149.00
Best Offer
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2054, 20¢ Sensational Color Shift Error Denomination Missing * Stuart Katz
$50.00
Best Offer
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1433, 8¢ Dramatic Color Shift Error Zip Block - Amazing! Mint NH * Stuart Katz
$325.00
Best Offer
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1557, 10¢ Amazingly HUGE Color Shift Error Block of 4 Mint NH - Stuart Katz
$495.00
Best Offer
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1769, 15¢ Block Of Four With Full Gutter Between Stamps RARE * Stuart Katz
$400.00
Best Offer
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2073, 20¢ Wonderful Misperfed Error Block With Gutter * Stuart Katz
$79.95
Best Offer
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1560, 60b Var Full Horiz Gutter Between Stamps & Color Missing - Stuart Katz
$495.00
Best Offer
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1281, 3¢ PB Block Misplaced Pins Misperforation Error Mint NH * Stuart Katz
$50.00
Best Offer
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1393, 6¢ Fold Over Error Makes For Almost A Full Gutter Pair MNH * Stuart Katz
$175.00
Best Offer
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3031 Var Two Different Color Varieties Look Like Color Omitted PF * Stuart Katz
$500.00
Best Offer
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C88, 26¢ Full Reverse Printing Under Gum Error Zip Block W/Normal * Stuart Katz
$195.00
Best Offer
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2703a, 29¢ Severely Over Inked Minerals Zip Block * Stuart Katz
$150.00
Best Offer
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1950, 20¢ Misperfed Error Plate Block FDR Stamps * Stuart Katz
$50.00
Best Offer
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1727, 13¢ Spectacular Color Shift Error With Normal Stamp * Stuart Katz
$24.95
Best Offer
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1455, Large Black Color Shift Error Zip Block Mint NH * Stuart Katz
$60.00
Best Offer
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2062b, Mint VF NH Color Omitted ERROR Block of Four With Normal - Stuart Katz
SK-16727
$199.95
Best Offer
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1563, 10¢ Misperforation Error With Inscription Missing! * Stuart Katz
$45.00
Best Offer
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Felix The Cat Fancy Cancellations & More Stunning Cover - Stuart Katz
$750.00
Best Offer
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1551, 10¢ Scarce Perforation Shift Error PR Showing Gutter Mint NH * Stuart Katz
$75.00
Best Offer
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C94a, PL# In Two Different Colors Error? * Stuart Katz
$19.95
Best Offer
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2011, Reverse Printing Under Gum ERROR With Normal Mint NH - Stuart Katz
$50.00
Best Offer
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1727, HUGE Color Shift ERROR 13¢ Recording Stamp With Normal MNH Stuart Katz
$19.99
Best Offer
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1436, Multiple Color Shift ERROR 8¢ Dickinson With Normal Mint NH - Stuart Katz
$75.00
Best Offer
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2980a, Mint VF NH Block Black Color Omitted Error APS Cert - Stuart Katz
$900.00
Best Offer
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1949a Two 20¢ Misperforated ERROR Panes In Complete Booklet - Stuart Katz
SK-07515
$40.00
Best Offer
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RW30, Mint XF NH $3 Duck Plate Block of Four Stamps Cat $450.00 - Stuart Katz
$300.00
Best Offer
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1931a, Very Dramatic Misperfed ERROR Plate Block Mint NH - WoW - Stuart Katz
$85.00
Best Offer
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483, Mint F/VF NH Block of Four & Pair Cat $150.00 - Stuart Katz
$75.00
Best Offer
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RW41, Mint VF Sheet of 30 $5 Duck Stamps CV $648.00 - Stuart Katz
$300.00
Best Offer
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497, Used 10¢ VF Coil Line Strip of Four Stamps CV $235+ - Stuart Katz
$120.00
Best Offer
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1150, Mint LH With Obstruction ERROR Unusual Item! - Stuart Katz
$39.95
Best Offer
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1592, RARE ERROR Sheet of 100 10¢ Right to Petition Stamps Mint NH - Stuart Katz
$500.00
Best Offer
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Enameline Heel & Edge Stain Libby & Estes Advertising Cover - Stuart Katz
$49.99
Best Offer
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Swft's Ham & Bacon Double Sided 1903 Advertising Cover - Stuart Katz
$69.99
Best Offer
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The Colonial Hotel Mt. Clemens, MI 1915 Advertising Cover - Stuart Katz
$69.99
Best Offer
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483, 3¢ Mint Superb NH Line Block of Eight Stamps Cat $200.00 - Stuart Katz
$150.00
Best Offer
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589, 8¢ Mint VF NH Block of Four Stamps Cat $230.00 - Stuart Katz
$99.00
Best Offer
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Multicolor Int'L Stock Food Adv Cover F & B With Vivid Enclosure - Stuart Katz
$99.99
Best Offer
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Multicolor Standard Rice Flakes Cereal Advertising Cover - Stuart Katz
$99.99
Best Offer
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Blue & Gold Colored Meyers Co. Beaver Falls, PA Advertising Cover - Stuart Katz
$69.99
Best Offer
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Multicolor Butter-Krust Bread Embossed Cartoon Advertising Postcard Stuart Katz
$69.99
Best Offer
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Sash, Doors & Blinds 4/2/1898 All Over Advertising Cover - Stuart Katz
$54.99
Best Offer
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C39, Misperforation Error Block of Six 6¢ Airmail Stamps Mint NH - Stuart Katz
$89.95
Best Offer
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1866, 37¢ Misperf Error Makes For Change Of Design With Normal - Stuart Katz
SK-16358
$14.95
Best Offer
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528, Mint VF NH Monogram Top Plate Block of Six Stamps Cat $300.00 - Stuart Katz
$150.00
Best Offer
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496, Mint Superb NH GEM 5¢ Coil Pair - Stuart Katz
$95.00
Best Offer
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390, Mint XF/Superb NH 1¢ Nicely Centered Coil Pair - Stuart Katz
$195.00
Best Offer
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344V, Mint XF NH 2¢ Vertical Imperforate Coil Pair Cat $50.00+ --- Stuart Katz
$40.00
Best Offer
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