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Scott 2609 - 29¢ Flag Over White House, 1992 Pair - Perf Freak + Normal Pair

$ 7.92 $ 4.75

1608, Orange Color Shifted Well Down Error With Normal 50¢ MNH - Stuart Katz

$ 21.95 $ 13.17

Scott# 632a - ERROR MISCUT- PARTIAL PLATE # - booklet pane of 6 - Mint Hinged

$ 21.56 $ 12.93

#1338 Large Mispered Margin Block of Four 6 cent Flag mint NH OG

$ 31.63 $ 18.98

#1338 6c FLAG block of 20 WITH RIGHT MARGIN COMPLETELY IMPERF Mint NH OG

$ 26.35 $ 15.81

#1470 Tom Sawyer 8 Cent COLOR SHIFT Plate block of 4 MINT NH OG

$ 31.63 $ 18.98

US 10c Banking & Commerce Mint NH Pair With Drastically Misperforated Error

$ 8.75 $ 5.25

US 10c Pioneer Space Mint NH Stamp With Drastically Misplaced Red Color Error

$ 8.75 $ 5.25

US 6c Veteran Mint NH Pair With Drastically Misplaced Perforations Error

$ 8.75 $ 5.25

2225b - 1c Misperf Error / EFO Coil Pair "Omnibus" Mint NH

$ 8.79 $ 5.27

Stamped Envelope USA Error Inverted Monogram

$ 8.8 $ 5.28

US Misperforated vertical booklet pair Scott #1742a Windmills

$ 26.4 $ 15.83

C98 40 Cent Philip Mazzei Great Color Shift

$ 26.35 $ 15.81

EFO 1548 SCARCE "HOLE IN THE MOON" VARIETY CAUSED BY AIR BUBBLE IN ORANGE INK

$ 26.4 $ 15.83

1894c Dark Blue Omitted Missing Color Error

$ 83.6 $ 50.16

sc#702 us/usa 1931 stamp EFO strong vignette shift throu shoulder nh mnh xf gem

$ 17.59 $ 10.55

U S Stamps #1294 one dollar O’Neill MISCUT Block Of 4. Mint Never Hinged.

$ 87.12 $ 52.27

1035 - 3c Vertical Misperf Error / EFO "Statue of Liberty" Mint NH

$ 4.39 $ 2.63

Scott 806 Variety Mint Block of 9 (Adams) NH OG Foldover/Crazy Perfs EFO E0

$ 176 $ 105.6

US, 1935 Christmas Seal Slogan Block, Red Bird on Mailbox, Printer E, WX76, MH

$ 14.59 $ 8.75

1402a “Eisenhower” 8c Imperforate Error Pair. Unused NH OG

$ 13.15 $ 7.89

Error #2400 Christmas 1988 plate block with overall black ink smear

$ 3.52 $ 2.11

US ERROR Stamps: #3264a H rate Hat. XFS Imperf PS7 #1111 PNC MNH Rare! Unlisted!

$ 2200 $ 1320

#1737a VAR. 15¢ ROSE COMPLETE BOOKLET With blank cover front and back

$ 175.12 $ 105.07

#RW53 VAR. BLACK COLOR SHIFTED UPWARD ERROR BS3757

$ 154 $ 92.4

1845, Misperforated ERROR 2¢ Plate Block of 12 Stamps - Stuart Katz

$ 39.6 $ 23.76

#1035 Liberty 3 cent misperforation block of 4 Mint NH OG

$ 61.55 $ 36.93

Postage due J90 2 cents shifted down block of 6 MNH OG shining gum

$ 10.51 $ 6.3

ATOMIC BOMB ENDS WWII - 1995 U.S. POSTAGE "STAMP" (TYPE 3) - MINT CONDITION

$ 2.59 $ 1.55

SCOTT #1288Bc MINT NH 1968 WENDELL HOLMES MISPERF FREAK BOOKLET PANE - SEE PHOTO

$ 7.61 $ 4.56

2112c, "D" PL# 1 Strip of Five TAGGING OMITTED ERROR Cat ,500.00+ Stuart Katz

$ 660 $ 396

2416 Misperforation ERROR - 25¢ South Dakota stamp - Mint NH - Stuart Katz

$ 21.95 $ 13.17

RW60a, Mint XF NH Black Color Omitted Error With Normal With PFC- Stuart Katz

$ 1232 $ 739.2

C51, Mint NH 7¢ Two Way Misperf Error Block of Four Stamps - Stuart Katz

$ 52.75 $ 31.65

C94a, PL# In Two Different Colors Error? * Stuart Katz

$ 17.6 $ 10.56

2479 19c fawn EFO red color shift* vf MNH

$ 8.79 $ 5.27

American Militia Continental Marines Error Stamps Mint

$ 528 $ 316.8

#505 Double Error Fine OG NH (GP2 7/12/19)

$ 704 $ 422.4

AOP USA #1820 1981 Eagle B misperf error MNH

$ 4.4 $ 2.64

US #117 12c Green 1869 Pictorial used fresh perf. shift

$ 66 $ 39.6

1556a Error Dk Yellow and Red Omitted VF-XF OG NH SCV. 0 (JH 4/3/2020)

$ 435.6 $ 261.36

1272 - 5c Multiple Color Shift Error / EFO "Traffic Signal" Mint NH

$ 4.39 $ 2.63

Lot of 10 EFO Misperforated Pairs MNH OG VF #2 List of Catalog #'s Below

$ 54.56 $ 32.73

Lot of 10 EFO Misperforated Pairs MNH OG VF #3 List of Catalog #'s Below

$ 54.56 $ 32.73

1281 Misperf Error / EFO Pair "Francis Parkman" Mint NH

$ 6.15 $ 3.69

1283 - 5c Ink Streak Error / EFO Strip of 5 "Washington" Mint NH

$ 6.15 $ 3.69

2399a Gold Omitted Error

$ 22 $ 13.2

US 8c Pharmacy Mint NH Stamp With Drastically Color Shift & Misperforation Error

$ 8.75 $ 5.25

US 4c Lincoln & 13c Liberty Bell Mint NH Group Of Misperforations Error

$ 8.75 $ 5.25

1603 24 Cent Oid Nprth Church Misperf.

$ 12.27 $ 7.36

TDB12a Complete Dummy Test Booklet of 4 Blank Panes of 6 Mint NH

$ 9.67 $ 5.8

OLIVER WENDELL HOLMES ERROR STRIP OF FIVE Diag MISPEF. CENTERING ON HOLMES XF

$ 19.36 $ 11.61

1772 Var, MNH Complete Sheet of 50 With DOUBLE Perforations Error - Stuart Katz

$ 1100 $ 660

EFO 1632 2-WAY COLOR SHIFT. DRAMATIC! (WITH NORMAL COPY)

$ 22 $ 13.2

6c Flag Coil Pseudo Joint Line Pair 3 Colors Pooling Blotch Error Stamps #1338A

$ 6.67 $ 4

R1/54 US stamps Scott ? 5c Per Shift Jumbo Error UNH Nice Coll

$ 6.02 $ 3.61

1938 Mother & Children Christmas Seal Block, Mother's Missing Hair, WX93, MNH

$ 33.95 $ 20.37

2124a 4.9 cent Buckboard "Buggy Whip" Plate Crack PS8

$ 21.95 $ 13.17

1280 2c Wright EFO ERROR misperf & miscut partial sheet of 60 stamps 1966

$ 87.12 $ 52.27

1617a - 10c Misperf Error / EFO Untagged Precancel "Justice" Mint NH

$ 4.39 $ 2.63

Scott# TDB82 AVERY Self-adhesive ATM Test/Demo Stamp Pane of 18

$ 7.04 $ 4.22

AOP #1818 misperf error MNH

$ 4.4 $ 2.64

AOP #1304C 1966-81 5c Washington misperf error MNH

$ 4.4 $ 2.64

AOP #807 1934-54 3c Thomas Jefferson misperf error MNH

$ 4.4 $ 2.64

AOP #1820 misperf error MNH

$ 4.4 $ 2.64

2115 PNC Of 5 Major Error TAGGING OMITTED Bottom Stamp Normal Tagging. see note

$ 110 $ 66

APC/CVP/ATM - USA #CVP91 with "short height FOREVER print variety vert.pair (lf)

$ 7.83 $ 4.69

1919 Washington Sc 501 3c violet MNH double transfer of frame line CV NH (A

$ 15.4 $ 9.24

1469 Great Color Shift!

$ 10.51 $ 6.3

EFO 1055 PASTE-UP REPAIR COIL STRIP OF FOUR -- UNCOMMON

$ 30.8 $ 18.48

1811 - 1c Misperf Error / EFO Pair "Inkwell & Quill Pen" Mint NH

$ 4.39 $ 2.63

882 Edward A MacDowell, Composer. MNH-PLATE BLOCK OF 4 Famous American 1940.

$ 4.84 $ 2.9

1393 - 6c Huge 2-Way Misperf Error / EFO "Eisenhower" Mint NH (Stk2)

$ 7.03 $ 4.21

SALE! Eagle D Rate Vertically Misplaced Perforations MISPERF ERROR MINT NH #2112

$ 2.63 $ 1.57

EFO 295 "CRASHED TRAIN" DOWNWARD SHIFT OF TRAIN INTGO RED FRAME -UL MARGIN COPY

$ 308 $ 184.8

Scott 783 3c Oregon Centennial 3c DOUBLE PERF ERROR Stamp MNH OG T3968

$ 4.39 $ 2.63

#1338 6c FLAG Zip block of 20 WITH RIGHT MARGIN COMPLETELY IMPERF Mint NH OG

$ 33.44 $ 20.06

US, 1960 Choir Carolers Christmas Seal Block, Gripper Cracks, Printer E, MNH

$ 16.35 $ 9.81

Markest 834 .00 Coolidge Super Nice Vignette Shift MNH

$ 132 $ 79.2

TURKMENISTAN # 8 DOUBLE ERROR

$ 0.87 $ 0.52

US Sc 4378, 4511, 4649, 4927, 5040, used. 2009-16 Priority Mail, 5 diff, F-VF

$ 21.97 $ 13.18

Three US Miscut US Booklet Pane Scott #1395b

$ 11.39 $ 6.83

U.S. Scott #2260b 15c Tugboat UNTAGGED ERROR PAIR EFO MHN OG XF-S

$ 2.63 $ 1.57

SCOTT #2443c (BK170) MINT NH BOOKLET WITH BLUE COLOR OMITTED PANE CV 0.00+

$ 289.52 $ 173.71

1480 -1483a - 8c Color Shift Error / EFO Zip Block "Boston Tea Party" Mint NH

$ 19.35 $ 11.61

1294 - Awesome Misperf Error/EFO Change of Design Group "Eugene O'Neil" MNH

$ 17.59 $ 10.55

1510 - 10c Over & Under Sized Misperf Error / EFO Group "Jefferson Memorial" MNH

$ 9.67 $ 5.8

1158 - Misperf Error / EFO - U.S. & Japan Treaty "Washington Monument" Mint NH

$ 7.91 $ 4.74

1107 - Miscut Error / EFO Gutter Snipe Pair "Geophysical Year" Mint NH

$ 8.79 $ 5.27

1324 - Color Shift Error / EFO Pl# Block of 4 "Canada Centenary" Mint NH

$ 14.07 $ 8.44

1335 - Color 99% Omitted Error / EFO "Thomas Eakins" "Sculling / Canoeing" MNH

$ 35.19 $ 21.11

1153 - 4c Reverse Offset Image Error / EFO "July 4 1960" Flag Mint NH

$ 7.91 $ 4.74

294 - Huge Vignette Color Shift Error / EFO "Sinking Ship" Pan-American Unused

$ 21.99 $ 13.19

1093 - Miscut Error / EFO Gutter Snipe Pair "Teachers of America" Mint NH

$ 8.79 $ 5.27

#2261 16.7c Popcorn Wagon Pair Miscut Top to Bottom Error MNH OG VF

$ 8.8 $ 5.28

#2002C 1982 20c EFO State Birds & Flowers Color Shift Errors Full Sheet + #2002B

$ 243.32 $ 145.99

614 - HUGE Scarce Misperf Error "Huguenot-Walloon Tercentenary" Mint NH

$ 57.19 $ 34.31

1576 - 10c Perfect Reverse Offset Error / EFO "World Peace" Mint NH

$ 61.59 $ 36.95

*U.S. #1472 .08c SANTA CLAUS DRAMATIC MULTIPLE COLOR SHIFT MNH NICE*

$ 7.03 $ 4.21

US #702 2c Greatest Mother Plate Block EFO Cross Shift Error, gum damage see pic

$ 4.39 $ 2.63