United States

Newest Items First
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2279a, Mint VF NH "E" 25¢ Imperforate Miscut Coil Pair ERROR - Stuart Katz
$84.60
1947a, Mint VF NH "C" 20¢ RARE Imperforate Coil Pair ERROR - Stuart Katz
$564.00
1477, Large Misperforation Shift ERROR Block of Six Mint NH - Stuart Katz
$84.60
1950, Large Misperforated ERROR 20¢ Franklin Roosevelt Plate Block - Stuart Katz
$47.00
1847, Misperfed 4¢ Plate Block Amazing ERROR Mint NH - Stuart Katz
$70.50
2012, Large Misperforated ERROR 20¢ The Barrymores Plate Block MNH - Stuart Katz
$89.30
2015, Large Misperforated ERROR 20¢ Libraries Plate Block MNH - Stuart Katz
$79.90
1825, Misperforated ERROR Plate Block 15¢ Veterans Stamps - Stuart Katz
$79.90
1833, Misperforation ERROR Plate Block of 6 Stamps 15¢ Learning -- Stuart Katz
$70.50
1926, Black Color Shift MAJOR ERROR - PL# Strip of 20 Stamps - Stuart Katz
$164.50
1825, Misperforation Shift ERROR Block of 20 Stamps 15¢ Veterans - Stuart Katz
$188.00
1804, Large Misperforation ERROR PB of 20 Stamps Black Heritage - Stuart Katz
$282.00
815 Var, Mint LH Double Paper With Tape Splice PL# Block of Four - Stuart Katz
$84.60
1716, HUGE Misperforated ERROR 13¢ Plate Block of Four Stamps - Stuart Katz
$89.30
2618, 29¢ Love Misperforation & Foldover ERROR Sheet of 50 - Stuart Katz
$935.30
499, Spectacular Foldover Block of Ten 2¢ Washington Stamps - Stuart Katz
$282.00
825 Var, Mint LH Double Paper With Tape Splice PL# Block of Four - Stuart Katz
$84.60
1728, Amazing Paperfold ERROR Plate Block of 10 Stamps Bicentennial Stuart Katz
$141.00
1934, Large Color Shift ERROR Plate Block of Six Stamps - Stuart Katz
$89.30
1632, 13¢ Color Shift ERROR Plate Block of Ten Stamps - Stuart Katz
$188.00
806, Misperforation ERROR Shift PL# Block of 34 Stamps RARE! - Stuart Katz
$117.50
1704, RARE Double Perorations ERROR PB of 10 Stamps Bicentennial - Stuart Katz
$376.00
1818, Full Sheet With Two Almost Blank Rows Eye Catching ERROR - Stuart Katz
$470.00
2278, Red Tape Splice on Block of 70 Stamps Eye Catching ERROR - Stuart Katz
$465.30
1756, Huge Misperforated ERROR Plate Block of Four 15¢ Stamps MNH - Stuart Katz
$117.50
RW68, $15.00 Northern Pintail Federal Duck Stamp VF NH - Stuart Katz
$26.95
1541b, Light Blue & Yellow Colors Omitted ERROR 10¢ Minerals MNH - Stuart Katz
$634.50
723, Mint NH 6¢ Garfield Coil Line Pair Cat $82.50 - Stuart Katz
$25.00
RW63, $15.00 Surf Scoter Federal DUCK Stamp Mint VF NH - Stuart Katz
$19.95
2045, Color Shift Major ERROR 20¢ Plate Block Medal of Honor - Stuart Katz
$235.00
2036, Misperforated ERROR 20¢ Franklin Plate Block of Four Stamps - Stuart Katz
$94.00
1725, Huge Color Shift ERROR With PL# Captured On Stamp Plate Block Stuart Katz
$282.00
1705, Huge Color Shift ERROR Plate Block 13¢ Recording Stamps MNH - Stuart Katz
$141.00
2073, Misperforated ERROR Plate Block With PL# Captured on Stamp - Stuart Katz
$117.50
585, Block of Six Stamps With Dry Printing ERROR on Right 3 Stamps Stuart Katz
$84.60
1383, Large Misperforation ERROR Pair on 6¢ Eisenhower Mint NH Stuart Katz
$56.40
1323, Large Misperforation ERROR Pair on 5¢ Grange Mint NH Stuart Katz
$70.50
531, Mint Superb NH WIDE TOP Plate Block of Six Stamps Cat $200.00 - Stuart Katz
$160.00
528, Mint VF NH 2¢ Wide Top Plate Block of Six Stamps Cat $175.00 - Stuart Katz
$135.00
R98a, Superb $20 Conveyance Revenue Stamp Cat $175.00 - Stuart Katz
$150.00
633, Mint NH/H Plate Block With Four Gum Breakers on Each Stamp - Stuart Katz
$200.00
5052a, Scarce Die Cutting Omitted ERROR Pair Flag - Stamps - Stuart Katz
$56.35
1008, MNH NATO Stamp Printed on Very Thin Paper ERROR - Stuart Katz
$117.50
1206, MNH 4¢ Education Color Shift ERROR Plate Block of 4 Stamps - Stuart Katz
$56.40
238, Used 15¢ XF-Superb GEM Columbian Issue - Stuart Katz
$90.00
2211a, Mint NH 22¢ Duke Ellington Imperforate Horiz Between ERROR - Stuart Katz
$470.00
371, Mint VLH 2¢ RARE Center Line Block of Four Stamps Cat $160.00 - Stuart Katz
$120.00
2431b, MNH 25¢ Eagle Die Cutting Omitted ERROR Pair - Stuart Katz
$235.00
2412, MNH 25¢ Stamp With Scarce Gold Color Shift ERROR & Normal - Stuart Katz
$32.90
1271, MNH 5¢ Florida With Large Color Shift ERROR Zip Block of 4 - Stuart Katz
$56.40
1919a, Denominations Missing and Doubled on ERROR Block of 8 Stamps Stuart Katz
$705.00
634b, VF NH VERY RARE Carmine Lake Plate Block Of Four With PSE - Stuart Katz
$3,750.00
4002, Mint 24¢ Common Butterfly Misperforation ERROR - Stuart Katz
$46.95
1822, MNH 15¢ Large Misperfed Shift Freaky Error Block of Four * Stuart Katz
$23.50
492, Mint NH XF/Superb 2¢ Coil Pair - PSE Graded 95 * Stuart Katz
$175.00
527, Mint VF NH Plate Block of Six Stamps Cat $350.00 - Stuart Katz
$175.00
549, Mint VF LH 2¢ Plate Block of Six Stamps * Stuart Katz
$75.00
1046, Mint VF NH 15¢ John Jay Fresh Sheet of 100 Stamps * Stuart Katz
$69.95
2428, Mint NH 25¢ Perforation Shift Freak Error Margin Copy ** Stuart Katz
$30.97
Love True Blue Love Birds Booklet 20 Stamps - 39 Cent Postage Stamps 3976
$15.95
675, Mint NH 6¢ Plate Block of Four CV $750 - Stuart Katz
$425.00
590, Mint NH 9¢ VF - Complete Sheet of 100 PSE SCV $3015.00 - Stuart Katz
$1,495.00
Popular Singers Sheet of Twenty 29 Cent Postage Stamps Scott 2849-2853
$11.95
1469, Large Misperforation Scarce ERROR Block of 8¢ Stamps Mint NH - Stuart Katz
$70.50
1833, MNH 15¢ Learning Pair - Perfs Shifted Freaky Error * Stuart Katz
$28.20
1683, MNH 13¢ Massive Two Way Misperf Error With Normal * Stuart Katz
$32.90
1459a, Mint NH 8¢ Scarce Misperfed Error Plate Block - Stuart Katz
$79.90
628, Mint NH VF 5¢ Lot of TEN WHOLESALE Stamps CV $85 -- Stuart Katz
$39.95
752, Unused (NGAI) Set of Matched Plate Blocks -- Stuart Katz
$79.95
1507, Mint NH 8¢ Drastically Misperforated Error Block With Normal - Stuart Katz
$56.40
773, MNH 3¢ California San Diego Sheet of 50 Postage Stamps * Stuart Katz
$14.95
2514, Mint NH 25¢ Misperfed Error Sheet of 50 Stamps - Stuart Katz
$277.30
2868a, 29¢ Two Different Error Blocks Reverse Print & Under Inking - Stuart Katz
$211.50
229, Mint VF LH 90¢ - Fresh! - Nice Centering - Stuart Katz
$450.00
2389C, Mint NH 25¢ RARE Imperforate Between Major Error Block - Stuart Katz
$1,316.00
1824, 15¢ Sensational Color Shift Error Pair With Normal * Stuart Katz
$83.66
2541, $9.95 1991 Express Mail Full Sheet of 20 Stamps CV $515.00 - Stuart Katz
$275.00
450, Mint NH 2¢ RARE Coil Line Pair - Cat $550.00 - Stuart Katz
$350.00
2521, Large Misperforated ERROR Sheet of 100 Stamps - Stuart Katz
$329.00
1930 Fancy Cancel Registered Cover Winchester, IND 1930 - Stuart Katz
$48.75
RW49, Canvasbacks Federal Duck Stamp VF OG NH - Stuart Katz
$9.00
RW47, Mallards Federal Duck Stamp VF OG NH - Stuart Katz
$9.50
RW50, Pintails Federal Duck Stamp VF OG NH - Stuart Katz
$9.00
RW43, Canada Geese DUCK STAMP VF OG NH - LOW PRICE!
$7.50
RW53, Fulvous Whistling Federal Duck Stamp VF OG NH - Stuart Katz
$9.00
RW70A, $15 Snow Geese DUCK Stamp Self-Adhesive Pane - Stuart Katz
$26.95
R91a, $5 Mortgage Revenue Stamp - SUPERB & Sound Cat $200.00 - Stuart Katz
$180.00
1999 32¢ Songwriters Sheet of 20 Stamps Scott 3103a - Stuart Katz
$11.95
2544A, $10.75 1995 Express Mail Full Sheet of 20 Stamps CV $575.00 - Stuart Katz
$285.00
Comic Strip Classics Sheet of 20 32¢ Stamps Scott 3000 Mint VF NH - Stuart Katz
$11.95
1385, 6¢ HOPE STAMP WITH LARGE COLOR SHIFT ERROR
$33.84
723, Pair - Line Pair And A Used Pair XF NH GEMS Cat $115.70 - Stuart Katz
$75.00
1363, 3 DIFFERENT COLOR SHIFT ERRORS - HARD TO FIND!
$83.75
1281 Var, "EE" MARKINGS BETWEEN STAMPS MAJOR ERROR
$140.06
3054a, 32¢ ROSE IMPERFORATE & MISCUT PAIR ERRORS - RARE - Stuart Katz
$211.50
3112ab, IMPERFORATE BLOCK OF FIVE STAMPS - SCARCE!
$148.05
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