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1433, Mint NH 8¢ - Very Dramatic Color Shift Error - Stuart Katz

$37.60

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2759b, Mint VF NH - Black Engraved Color Omitted Error - PFC Cert * Stuart Katz

$376.00

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13, Used VF 10¢ Type II Pos 2a - With PSAG Certificate - Stuart Katz

$825.00

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2096, MNH 20¢- Large Perforation Error Smokey Bear * Stuart Katz

$37.60

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E7, Mint VF/XF NH 10¢ - With PSE Certificate - Stuart Katz

$175.00

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1375, MNH 6¢ - Large Misperforated Error Block -- Stuart Katz

$18.75

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2265, Mint NH 21¢ - Misperforated ERROR Strip of Six Stamps * Stuart Katz

$23.50

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1731c, Mint VF NH ALL Colors Omitted Error Block - PFC Cert * Stuart Katz

$1,410.00

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BK20, VF/XF 25¢ Booklet (Two panes of 332a) SCV $1250.00 - Stuart Katz

$595.00

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BK101, VF 73¢ Booklet (Four panes of 807a) SCV $700.00 - Stuart Katz

$350.00

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Two Mint NH HUGE Misperforated Errors EST $50 - Stuart Katz

$9.40

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572, Mint NH $2 - XF Centering With PSE Graded 90 Certificate - Stuart Katz

$150.00

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591, Mint NH 10¢ - Scarce Perf 10 Misperforated Error - Stuart Katz

$56.35

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Fourteen Mint NH HUGE Misperforated Errors EST $150 - Stuart Katz

$75.15

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C32, Mint NH 5¢ - Nice Misperfed Error Airmail Stamp - Stuart Katz

$23.50

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1055d, Mint VF NH 2¢ Imperforate Coil Pair Error - Stuart Katz

$329.00

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R90a, Used VF/XF $5 Manifest - With PSE Certificate - Stuart Katz

$225.00

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1844, MNH 1¢ Perforation Shift Error Makes For Change of Design - Stuart Katz

$18.75

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2235-38, Mint NH 22¢ Over Inked Error Complete Sheet - Stuart Katz

$235.00

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2635a, MNH 29¢- Black Litho Color Omitted Major Error SCV $575 * Stuart Katz

$164.50

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3135, Mint NH 32¢ - Unbelievable Misperf ERROR Plate Block Stuart Katz

$164.50

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2354b, Mint NH 22¢ - White Color Omitted Error Zip Block ** Stuart Katz

$235.00

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2579, Mint NH 29¢ - Large Misperf Error Block Of Six - Stuart Katz

$111.86

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2238a, Mint NH 22¢ - Perforation Shift ERROR Block - Stuart Katz

$51.70

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2635a, MNH 29¢- Black Litho Color Omitted Block Error SCV $2650 * Stuart Katz

$1,645.00

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1433, Mint NH 8¢ - Very Dramatic Color Shift Error -- Stuart Katz

$37.60

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1578a, MNH 10¢ - Unbelievable Brown Color Shift ERROR Zip Block - Stuart Katz

$83.66

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235, Mint LH VF 6¢ Columbian Stamp SCV $55 - Stuart Katz

$25.00

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Q10, Used 50¢ XF - Parcel Post Stamp * Stuart Katz

$19.99

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2759a, MNH 29¢ - Color Shift of the Denominations Error - WoW - Stuart Katz

$188.00

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371, Used VF 2¢ Block of Four Stamps - SCV $120 - Stuart Katz

$50.00

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232, Mint LH 3¢ Columbian Stamp SCV $35 - Stuart Katz

$9.99

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E5, Used 10¢ XF - Special Delivery Stamp * Stuart Katz

$50.00

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Q6, Used 10¢ XF/Superb JUMBO - Parcel Post Stamp * Stuart Katz

$35.00

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QE4, (Wet printing) Used 25¢ Superb - Special Handling Stamp * Stuart Katz

$25.00

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JQ2, Used 2¢ VF - Special Handling Stamp - Stuart Katz

$9.99

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1405, Mint NH 6¢ - Large Color Shift Error - Stuart Katz

$61.10

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Althea Gibson Black Heritage Sheet of 20 - Postage Stamps Scott 4803

$21.51

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723, Mint NH 6¢ Superb NH Coil Line Pair - A GEM - Stuart Katz

$250.00

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1008, Mint Superb NH 3¢ - PSE Graded 98 Certificate - Stuart Katz

$55.00

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1019, Mint Superb NH 3¢ - PSE Graded 98 Certificate - Stuart Katz

$60.00

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1020, Mint Superb NH 3¢ - PSE Graded 98 Certificate - Stuart Katz

$55.00

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997, Mint Superb NH 3¢ - PSE Graded 98 Certificate - Stuart Katz

$100.00

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1025, Mint Superb NH 3¢ - PSE Graded 98 Certificate - Stuart Katz

$50.00

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994, Mint Superb NH 3¢ - PSE Graded 98 Certificate - Stuart Katz

$90.00

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991, Mint Superb NH 3¢ - PSE Graded 98 Certificate - Stuart Katz

$65.00

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1021, Mint Superb NH 5¢ - PSE Graded 98 Certificate - Stuart Katz

$70.00

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1131, Mint NH 4¢ Misperforation Error Pair - St. Lawrence Seaway - Stuart Katz

$14.05

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