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MNH RED MISSING ERROR Vertical Inscription Pair, Scott 1394b, 8c Eisenhower

$ 171.6 $ 102.96

MO Precancel: Saint Louis MO #1058-61 Bureau Issue; EFO; Paste-up Str/4; MH/MNH

$ 263.99 $ 158.39

Scott #2693...29 Cent...Wildflowers...Yellow Skunk Cabbage...Color Error Stamp

$ 1.76 $ 1.05

2541 - Huge Misperf Error/EFO Plate Block Express "Eagle" Mint NH

$ 167.19 $ 100.31

#U429c SET OFF INSIDE ENVELOPE BL5171

$ 24.02 $ 14.41

US.#68 Used Regular Issue of 1861 - Tag Ink Error - Sound - VF (ESP#5602)

$ 32.85 $ 19.71

1999-2000 New Year Hologram Commemorative Cachet - Times Square -*Free Shipping*

$ 6.6 $ 3.95

1549, Dramatic Misperforation Error Plate Block Mint NH - Stuart Katz

$ 43.95 $ 26.37

#1039 Perf. Shift NH (JH 6/18)

$ 13.2 $ 7.91

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

$ 7.83 $ 4.69

US #1618, 13¢ Liberty Bell pair, Perf Error

$ 4.4 $ 2.64

1193 PROJECT MERCURY IMPERF APP ERROR PAIR OF STAMPS EX. JACQUES SCHIFF

$ 879.99 $ 527.99

#1951f "LOVE" PLATE BLOCK TAGGING OMITTED MAJOR ERROR XF OG NH BU2278

$ 220 $ 132

US 2281f Cover - Honeybee - Slight Bee Shift Right- November 1989

$ 22 $ 13.2

#1280 Sheet W/ Drastic Perf. Shift OG NH (JH 6/7)

$ 611.6 $ 366.96

US ERROR Stamps: #2518a Flower tulip. Imperf PS7 #1222 PNC MNH 0.+

$ 439.12 $ 263.47

US ERROR Stamps: #2115f Flag Capitol. Imperf PS7 #5 PNC MNH 5.+

$ 435.6 $ 261.36

#1509 & #1519 VAR IMPERF; MISPERF COLOR MISSING & IMPERF BETWEEN ERRORS BS7466

$ 184.18 $ 110.51

1971 EISENHOWER 8 CENT COIL PERF ERROR

$ 4.31 $ 2.58

1915 PSE 2 Cent Scott U429 Full Embossed Albino No Color Envelope 6 3/4" X 3 3/4

$ 5.27 $ 3.16

US, 1938 Christmas Seal Error, Half Moon on the Frame Line, Printer U, MNH

$ 18.99 $ 11.39

2114 Error Mint sheet 22c Flag missing all color and part color from obstruction

$ 440 $ 264

US #1894v, 20¢ Flag Over Supreme Court, Full Sheet of 100 ALL BLACK ERRORS NH

$ 1320 $ 792

US SCOTT #2281, HONEYBEE WITH LARGE SHIFT OF THE BEE TO THE RIGHT, 1989 USEAGE

$ 52.8 $ 31.67

USA 1968 MISPERF ERROR … LINED PAIR Oliver Wendell Holmes Sc.1288 … MNH **

$ 7.03 $ 4.21

Scott# 1151 Block of 4 with Ink Smear

$ 22 $ 13.2

#1356 VAR. (2) DIFFERENT COLOR SHIFT ERROR "MARQUETTE" BN2300

$ 61.6 $ 36.96

1730 - Black Color Shift Error / EFO "13c Mailbox" Mint NH

$ 6.59 $ 3.95

C92a HUGE Color Shift ERROR Block - Mint NH With Normal Block - Stuart Katz

$ 132 $ 79.2

US #1518 Normal Line Pair & 1518 b & c Imperf Pairs Washington DC Precancel

$ 132 $ 79.2

IMPERFS ON COVER: 731a CORNER PAIR - DEDICATION COVER --AUTOGRAPHED

$ 13.2 $ 7.91

2540, Mint NH Fantastic Misperf Error .90 Priority Stamp - Stuart Katz

$ 43.95 $ 26.37

C32, Mint NH 5¢ Large Misperf Error Airmail Stamp! - Stuart Katz

$ 22 $ 13.2

2377, Mint NH Fantastic Misperf Error 25¢ Francis Ouimet - Stuart Katz

$ 26.35 $ 15.81

#603 US MINT STAMP Perforated 10 Vertically, Never Hinged

$ 0.87 $ 0.52

S5/39 US Stamps Scott 8c Perf Shift Error UNH Nice EFO Coll

$ 6.02 $ 3.61

1 One Cent Block of 4 Stamps 1932 Washington Bicentennial SC 705 Rare w/ Holes

$ 21.99 $ 13.19

US EFO Scott #C65 & C82 Miscut Booklet Pane Errors!

$ 3.08 $ 1.84

#1934b "REMINGTON" BROWN OMITTED ERROR BT2240

$ 138.6 $ 83.16

1303b- Error Imperf Joint Line Pair VF-XF OG NH SCV. 0 (JH 4/3/2020)

$ 347.6 $ 208.56

EFO 1484 ANGLED MISPERF PUTS GERSWIN'S CHIN ON BOTTOM ROW OF PERFS!

$ 17.6 $ 10.56

#901 VAR. 3¢ "NATIONAL DEFENSE" BLK/9 WITH BUREAU TAPE DOUBLE PAPER ERROR BR4980

$ 77 $ 46.2

1138b, Mint VF NH Imperforate Pair In Strip of 3 Error - Stuart Katz

$ 171.6 $ 102.96

US #1031A, EFO pair with gutter snipes, on cover.

$ 7.03 $ 4.21

SALE! MAD Magazine Alfred E. Neuman For President Inverted Image Sticker Stamp

$ 2.63 $ 1.57

EFO J104 BLACK COLOR SHIFT TO LOWER LEFT & RED INK STARVATION-TWO PROBLEMS!!

$ 17.6 $ 10.56

#2031 VAR. "SCIENCE & INDUSTRY" BLK/4 W/ BLACK MAJOR COLOR SHIFTED ERROR BQ1256

$ 107.8 $ 64.67

1402a ERROR IMPERF coil Strip of 3 VF NH Eisenhower 1971 8c stamps

$ 24.64 $ 14.78

US 1569-1570 @ (1975) MNH - VF/XF {Plate Block} EFO: Color Change

$ 19.75 $ 11.85

#1595 VAR. "LIBERTY BELL" (2) DIFF. BOOKLET PANE FOLDOVER ERROR BS9214

$ 169.4 $ 101.64

2107, Misperforated ERROR Plate Block of 20¢ Christmas Stamps MNH - Stuart Katz

$ 35.2 $ 21.12

Scott Stamp # 804, 1c Weak Ink Printing Single green WASHINGTON MNH

$ 3.08 $ 1.84

EFO 1013 MISPERFED SINGLE

$ 8.8 $ 5.28

1895, Mint NH Large Miscut Error Coil - Stuart Katz

$ 17.6 $ 10.56

R2/63 US stamps Revenue R15 Extra Perf Error Used Very Nice EFO Coll

$ 34.18 $ 20.51

Mr B's #1510 1973 MISPERF ERROR - Jefferson Memorial - Unique Stamp! Free Ship

$ 11.43 $ 6.85

2114 22 Cent Flag Over Capitol Block With Solvent Smear

$ 17.55 $ 10.53

2152, Mint NH RARE Misperfed 22¢ Veterans Korea Error - Stuart Katz

$ 17.55 $ 10.53

2052, Mint NH 20¢ Dramatic Misperf Shift Error - Stuart Katz

$ 13.2 $ 7.91

1414b, VF NH 6¢ Black Color Omitted Error With With Normal - Stuart Katz

$ 286 $ 171.6

909c 5c Poland reverse printing MNH (see closeup)

$ 6.99 $ 4.19

US #2088 20c BLOCK OF 20. D. FAIRBANKS MNH,1984 Error no perforation top right

$ 5.98 $ 3.59

#1823 Emily Bissell 15c, MASSIVE Single Imperforate Horizontal Top/Bottom w/Void

$ 528 $ 316.8

US 10 CENT JEFFERSON MEMORIAL IMPERF STRIP OF 5 WITH LINE, USED

$ 88 $ 52.8

1-US Stamp Used #1106 3 cent Minnesota Statehood 1958 EFO. Miscut. Misperf.

$ 4.4 $ 2.64

RB18b 6c proprietary, crazy perfs, vf mng, cv 35.+

$ 11.43 $ 6.85

US Sc 2544A used. .75 Space Shuttle Endeavor Express Mail, SON cancel, F-VF.

$ 12.32 $ 7.39

US Sc 2544A used. .75 Space Shuttle Endeavor Express Mail, SON cancel, VF.

$ 14.93 $ 8.96

RW53a, Mint XF NH Black Color Omitted Error With Normal - Stuart Katz

$ 1100 $ 660

#5052 VAR. "FLAG" ISSUE IMPERF PAIR DIE CUTTING OMITTED ERROR BT6686

$ 351.12 $ 210.67

2529a - Scarce PNC5 Pl# A7767 Multiple Imperf EFO (PW) Fishing Boat MNH "Read"

$ 307.99 $ 184.79

US #1622, 1625, 13¢ Flag Over Independence Hall, Group of 3 Freaks, og, NH, VF

$ 25.52 $ 15.31

2005 .20 Consumer Education Pair MNH

$ 30.8 $ 18.48

6c Flag Coil Pseudo Joint Line Pair 2 Color Pooling Blotch Error Stamps #1338A

$ 6.67 $ 4

10c Flags Coil Pseudo Joint Line Pair Red Color Pooling Error Stamps MINT! #1519

$ 6.67 $ 4

US Stamp 1384m Inverted Baltimore Precancel Error EFO NH cv 0.00 B717 1

$ 69.95 $ 41.97

#702 VAR (2) BLOCKS OF 4 "RED CROSS" VIGNETTE SHIFT ERROR USED & MINT BT1307

$ 49.28 $ 29.56

1336, 5¢ Christmas Color Shift ERROR With Normal Mint NH WoW - Stuart Katz

$ 26.4 $ 15.83

1895, Mint NH Large Miscut Error Coil Pair - Stuart Katz

$ 35.2 $ 21.12

#1055 2c Jefferson - ERROR - EFO - Misperf coil pair in MNH-OG

$ 13.2 $ 7.91

634d, Mint XF NH 98% Of Plate Number Captured Error - Stuart Katz

$ 26.35 $ 15.81

#1618 13c Liberty Bell EFO Misperforated Coil Pair Shiny Gum MNH OG VF

$ 8.8 $ 5.28

(1014) ERROR - Scott #1281, Certical imperf pair, MNHVF

$ 14.52 $ 8.71

810 - 5c Scarce 2-Way Misperf & Precancel Shift Error / EFO Prexie "Monroe" MNH

$ 24.63 $ 14.77

US #2169 EFO 2c Mary Lyon Sheet. *Under Inking* F-VF MNH

$ 272.8 $ 163.68

1299 1¢ Jefferson coil misperf MNH

$ 1.75 $ 1.05

1280a Frank Lloyd Wright Booklet Pane With 100% Plate Number

$ 30.75 $ 18.45

US Sc 2540,2541,2543,2544,2544b,2592 used. 1991-94 High Values, 6 different F-VF

$ 17.57 $ 10.54

C81, Mint NH Reverse Printing Under Gum Error - Stuart Katz

$ 35.2 $ 21.12

5036, Imperforate Plate Block of Six ERROR PFC Cert Mint VF NH Stuart Katz

$ 259.6 $ 155.76

CKStamps: US Error EFO Freaky Stamps Collection Scott#119 Used Shift

$ 0 $ 0

CKStamps: US Error EFO Freaky Stamps Collection Used Misperf

$ 0 $ 0

CKStamps: US Error EFO Freaky Stamps Collection Scott#98 Used Misperf Crease

$ 0 $ 0

SCOTT#3477, 34c STATUE OF LIBERTY, MISPERF, PNC7, PLT.#5555

$ 2.86 $ 1.71

US EFO, ERROR Stamps: #3829A Egret Bird. PS8 #P11111 "Bullet Hole" variety. MNH

$ 13.64 $ 8.18

US EFO, ERROR Stamps: #3550 Flag. "911" perfin! PS5 #1111, PNC. MNH

$ 8.79 $ 5.27

US ERROR Stamps: #2279a Earth Space. Imperf & var. PS7 #1111 PNC MNH 5.+

$ 201.52 $ 120.91

US EFO, ERROR Stamps: #2606 Chrome USA. Color shift PS5, #A1111 PNC MNH

$ 8.79 $ 5.27

US EFO, ERROR Stamps: #2602 Eagle Bird. PS5, #A12213 "blue dot" var. PNC MNH

$ 8.79 $ 5.27

US EFO, ERROR Stamps: #3477 Liberty. Die cut shift PS7, #4444 PNC MNH

$ 8.79 $ 5.27