United States

1772, MNH 15¢ IYC Block of 6 With DOUBLE Perforations ERROR - Stuart Katz

$164.50

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2550a, MNH 29¢ Cole Porter Imperforate Between Zip Block ERROR - Stuart Katz

$658.00

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1288Bc, Rare Error Booklet of 3 Misperforated Panes 15¢ Oliver Wendall Holmes

$37.60

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3632b, Mint NH 37¢ Imperforate Coil Strip of Six Stamps - Stuart Katz

$423.00

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720b, Mint VF NH Booklet Pane of Six Stamps Cat $60.00 - Stuart Katz

$35.00

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1869e, 50¢ Nimitz Perf 11.2 Shiny Gum Sheet of 100 Stamps CV $625. - Stuart Katz

$400.00

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RW76, $15.00 Long-tailed Duck Stamp VF OG NH - LOW PRICE! - Stuart Katz

$30.95

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RW75, $15.00 Northern Pintails Federal Duck Stamp VF OG NH - Stuart Katz

$32.50

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Jimmy Stewart Legends of Hollywood Sheet Of 20 Stamps 41 Cent Stamps Scott 4197

$14.95

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TDB48, 1980's Test Booklet Complete Unexploded Cat $900.00 Stuart Katz

$500.00

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319g, Mint XF OG NH Gem 2¢ Booklet Pane of Six Stamps - Stuart Katz

$400.00

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411, Mint VF NH Pair, Paste-up Pair and Single Stamp Cat $132.50 - Stuart Katz

$65.00

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526, Mint 2¢ VF-XF NH Side Plate Block of Six Stamps Cat $450.00 - Stuart Katz

$275.00

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1443a, Mint NH Massive Misperforation ERROR Block of Four Stamps - Stuart Katz

$51.70

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410, Mint VF NH Pair, Paste-up Pair and Single Stamp Cat $78.00+ - Stuart Katz

$45.00

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497, Mint NH Pair & Mint LH Single Plus Used Stamp Cat $120.00 - Stuart Katz

$50.00

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C82a, 11¢ Miscut and Imperforate Coil Pair ERROR - Mint NH - Stuart Katz

$164.50

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1443a, MNH Color Shift ERRORS - Two Diff Blocks of Four Stamps - Stuart Katz

$56.40

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1394, Misperforated ERROR Block of 38 Stamps - Mint NH - Stuart Katz

$70.50

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1557. Red & Blue Color Shift ERROR in Full Sheet of 50 Stamps - Stuart Katz

$465.30

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RW66, Greater Scaup DUCK Stamp VF OG NH - Stuart Katz

$26.95

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1504a, Green & Red Brown Colors Omitted ERROR Mint VF NH Cat $675.00 Stuart Katz

$423.00

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1735b, VF NH "A" Stamp Imperforate Between ERROR Hard to Find! - Stuart Katz

$371.30

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4640b, Die Cutting Omitted Major ERROR Strip of Five Stamps - Stuart Katz

$376.00

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3674, 37¢ Greetings Misperforated ERROR PL# Block of 4 - Stuart Katz

$46.95

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1384m, MNH 6¢ Baltimore, MD INVERTED PRECANCEL ERROR CV $225 - Stuart Katz

$141.00

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2540, MNH $2.90 Priority SCARCE MISPERFORATION ERROR PLATE BLOCK/6 Stuart Katz

$423.00

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1529, 10¢ SKYLAB - BLACK COLOR SHIFTED WAY UP MAJOR ERROR PLATE BLOCK

$169.20

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3054a, 32c Rose Imperforate PL# 5555 strip of 3 error Mint NH XF RETAIL $750.00

$352.50

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1919a, MNH - DENOMINATIONS MISSING AND GUTTER AT BOTTOM ERROR - Stuart Katz

$705.00

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1716a, MNH RED COLOR MISSING ERROR - LAFAYETTE

$211.50

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1542 Var HUGE GREEN AND BLACK DIAGONAL COLOR SHIFT ERROR STRIP OF TEN

$704.06

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3060a, YEAR OF THE RAT IMPERFORATE PAIR ERROR - RARE! - Stuart Katz

$282.00

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2541, RARE MISPERFED ERROR PLATE BLOCK - $9.95 EXP MAIL

$188.00

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Avery Label Testing Booklet Pane Of 18 Stamps - XF - VERY RARE! - Stuart Katz

$250.00

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1474a, BLACK LITHO OMITTED MAJOR ERROR VF NH Cat $475.00

$338.40

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1700 Misperforated ERROR Margin Copy - 13¢ Adolph S. Ochs - Stuart Katz

$37.55

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1833 Misperforated ERROR Block of Ten Stamps - 15¢ Learning - MNH - Stuart Katz

$89.30

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1555 Reverse printing Under Gum ERROR PL# Block of Four - Stuart Katz

$164.50

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J88 Mint Sheet of 100 - VF OG NH Cat $264.00 - Stuart Katz

$89.95

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1381 HUGE Black Color Shift ERROR PL# Block of Four 6¢ Baseball - Stuart Katz

$164.50

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CANAL ZONE 55s, MINT OG NH SPECIMEN OVPT - RARE!

$75.14

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O89, Mint 12¢ OFFICIAL - Fine OG - FRESH! Cat $275.00

$59.95

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117, Used 12c - XF GEM - Nice large margins all around! Cat $140.00+

$125.14

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96, Used 10c VERY FINE - LOW PRICE! Cat $260.00

$99.14

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E6, Mint 10¢ SPECIAL DELIVERY - VF OG VLH Cat $230.00

$125.00

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152, Used 15c - VF - NICE Cat $100.00+

$125.14

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291, Used 50c VF Cat $210.00

$119.14

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