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US Scott #C76 10¢ MAN ON THE MOON APOLLO 11 Block of 8 Color Shift ERROR MNH

$ 171.6 $ 102.96

1789Pg, Proof in Finished Design CROSS GUTTER BLOCK OF FOUR Cat ,000.00

$ 638 $ 382.8

US # 1519a (1973) 10c - MNH: EFO: Imperf strip of 4 w/lines & color shift. WOW!!

$ 1980 $ 1188

#2235b BLK/4 "22¢ NAVAJO ART" BLACK OMITTED MAJOR ERROR W/ A.I.S.E. CERT. BP4553

$ 264 $ 158.4

#U603 VAR "THE PURPLE HEART" COLOR SHIFT ERROR, ENTIRE -- UNUSED -- BQ9734

$ 175.12 $ 105.07

2173 - Misperf Error / EFO "Luis Munoz Marin" Governor of Puerto Rico MNH

$ 9.49 $ 5.69

3138 Bugs Bunny with Imperf 10th stamp Complete Sheet Mint NH - Stuart Katz

$ 87.95 $ 52.77

EFO 586 PERF SHIFT CUTS THROUGH PLATE NUMBER IN THIS CORNER SINGLE (PERF 10)

$ 22 $ 13.2

1549, 10¢ Scarce Perforation Shift Error Plate Block Mint NH - Stuart Katz

$ 66 $ 39.6

#1529 1974 10c EFO Skylab Color Shift Errors, Single & 2 Plate # Blocks MNH

$ 99 $ 59.4

#C23a TOP RIGHT; BLK/4 WITH MAJOR PERF SHIFT ERROR "EAGLE" BN7182

$ 351.12 $ 210.67

1286 - 10c Jackson "NEW DESIGN" Perf Shift NH

$ 19.8 $ 11.88

841 - Scarce Miscut Reconstructed Error/EFO PNC5 Pl# 22893 "John Adams" READ

$ 35.19 $ 21.11

Scott 488 Variety Mint LS4 (Washington) NH/LH OG Cracked Plate EFO E0

$ 132 $ 79.2

C3, Mint NH True Fast Plane Variety Error Color Shift - WoW - Stuart Katz

$ 396 $ 237.6

US SCOTT# 2115, IMPERF PAIRS & STRIPS OF 3, MNH

$ 39.6 $ 23.76

USA 1329a (Tagging Omitted) Plate Block MNH

$ 0.88 $ 0.52

US ERROR STAMP GROUP W/ # 1299, 1338, 1402, 1618 ECT!!!!!!..129.00

$ 113.52 $ 68.11

Nystamps S advanced old US stamp & error collection high cost

$ 0 $ 0

20c FLAG OVER SUPREME COURT COIL strip of 5, #1895 WITH MISPERF ERROR MNH ,good

$ 4.35 $ 2.61

US 807 3c Jefferson Prexie Massive Perforation Shift Mint Never Hinged 1938

$ 2.86 $ 1.71

nystamps US Error, Freaks, Oddities Stamp Mint OG NH Misperf Error L16x1276

$ 0 $ 0

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

$ 52.79 $ 31.67

nystamps US Error, Freaks, Oddities Stamp Mint OG NH Misperf Error L16x1256

$ 0 $ 0

2131 MNH 11c Statz Bearcat 1933 Strip of 3 Plate Flaw.

$ 2.63 $ 1.57

Errors, Freaks, & Oddities. Large Group of Misfit Stamps!

$ 0.87 $ 0.52

Scott 804 MNH 1c Error EFO Overinking Streak Prexie Block Prexy US Stamp Lot

$ 200.64 $ 120.38

1900 MNH Transportation Issue 5.2c Sleigh1800s, strip of 4 PN1 PRINTED on TOP.

$ 4.39 $ 2.63

US Scott #1391 Maine Lighthouse at Two Lights 6c 1970 Mint NH EFO color shift

$ 1.75 $ 1.05

US Scott 1480-83 1973 8c Boston Tea Party MNH Mint NH EFO color shift

$ 2.63 $ 1.57

US 1191 New Mexico Statehood 50 Years Shiprock MNH EFO color absence ink STAIN ?

$ 2.63 $ 1.57

Scott #U642i .33 Flag: Mint, Entire PSE: Blue + Red colors omitted ERROR.

$ 5.28 $ 3.16

US Scott 2715 2718 Christmas Toys 29c MNH Mint NH EFO misperf

$ 11 $ 6.6

US Scott 1448 1451 Cape Hatteras 2c, 3 blocks plate MNH EFO color shift error

$ 4.39 $ 2.63

US #1468 8c Mail Order MNH EFO color shift

$ 2.63 $ 1.57

nystamps US Error, Freaks, Oddities Stamp Mint OG NH Misperf Error L16x1264

$ 0 $ 0

MNH 788 Lee & Jackson Gutter Snipe

$ 4.18 $ 2.5

1949b - Imperf Vert. Between Error / EFO Booklet Pane "Bighorn Sheep" Mint NH

$ 43.99 $ 26.39

AOP USA #1820 1981 Eagle B misperf error MNH

$ 4.4 $ 2.64

nystamps US Error, Freaks, Oddities Stamp#1338Fi MOGH Imperf Error L16x1290

$ 0 $ 0

nystamps US Error, Freaks, Oddities Stamp#1895a MOGNH Pair Imperf Error L16x1292

$ 0 $ 0

US 651 George Rogers Clark MNH sheet of 40 EFO vignette shift over lettering

$ 30.79 $ 18.47

US Scott #C19 Block/7 + Single Stamp, INK SMEAR Freak, Has Perf Separations (SK)

$ 66 $ 39.6

$US Sc#CE2 M/NH/VF type 4 Plate Block pre print paper folds error stamp #9

$ 1.75 $ 1.05

1055, 1057 and 1057 Miscut Liberty Coil Strips With Part Plate Numbers

$ 9.63 $ 5.78

US # 4806d (2013) (x6) MNH - S98 w/PSE Cert- Un- INVERTED CENTER - Rare/Scarce

$ 5280000 $ 3168000

Season's Greetings 3 Missing Perfs Perforations Error EFO Stamps MINT #2028 2030

$ 4.39 $ 2.63

S4/57 US stamps Scott 1059 10c Rare? Unusual Cut Shift Error MNHOG EFO Nice Coll

$ 2.63 $ 1.57

AOP USA #1278 1965-1978 Thomas Jefferson misperf error MNH

$ 2.64 $ 1.58

S4/66 US stamps Scott 1059 10c Major Perf Shift Error MNHOG EFO Nice Coll

$ 2.63 $ 1.57

S4/65 US stamps Scott 1059 10c Rare? Unusual Cut Shift Error MNHOG EFO Nice Coll

$ 14.82 $ 8.89

1880 Scott # 87L73a Hussey's Post NY U.S. Local Carrier Stamp Mint NH Mis-Cut

$ 2.85 $ 1.71

US 1461 Olympics 8c plate block EFO MNH color shift YELLOW "jumping bobsledder"

$ 17.59 $ 10.55

US Stamped Envelope Error, Soiled a

$ 0.88 $ 0.52

US Stamped Envelope Error, Soiled b

$ 0.88 $ 0.52

US Scott 1371 Toning Or Paper Error? Apollo 8 Space Mission Stamp Plate Block 4

$ 1.76 $ 1.05

R15c 2c int rev double perfs, f-vf

$ 0.87 $ 0.52

S4/63 US stamps Scott 1058 4c Rare Major Perf Shift Error MNHOG EFO Nice Coll

$ 14.82 $ 8.89

Error Ameripex Stamp Collecting Booklet #2198 2201 Folio 2198 2199 2200 2201

$ 17.59 $ 10.55

nystamps US Error, Freaks, Oddities Stamp Mint OG NH Imperf Error L16x1286

$ 1.98 $ 1.18

US STAMP BOB STAMPED ENVELOPE ALBINO ERROR COVER COLLECTION LOT #T-2

$ 1.36 $ 0.81

nystamps US Error, Freaks, Oddities Stamp Mint OG NH Misperf Error L16x1282

$ 0 $ 0

C23a - RARE Error / EFO Imperf Horiz Pl# Block Eagle & Shield MNH Cat 50 READ

$ 615.99 $ 369.59

US, 1969 Airmail, Man on Moon, Scott C76 Variants, Offset & Mis-perfed, MNH

$ 228.43 $ 137.06

US STAMP BOB STAMPED ENVELOPE ALBINO ERROR COVER COLLECTION LOT #T-10

$ 0.87 $ 0.52

United States Scott Number 1555 Mis-Registration Freak Error Number 1 - BARNEYS

$ 2.63 $ 1.57

1510b - Scarce Inverted & Miscut Error / EFO Booklet Pane W/Tab at Bottom MNH

$ 57.19 $ 34.31

S4/60 US stamps Scott 1338 6c Per Shift Error MNHOG Nice EFO Coll

$ 11.3 $ 6.78

502, Mint NH/LH Misperfed Down the Middle Error Block - RARE! - Stuart Katz

$ 105.6 $ 63.35

C11 - Vignette Color Shift Error / EFO "TOP" Margin "Beacon" Mint LH

$ 6.15 $ 3.69

2248 - 22c Misperf Error / EFO "LOVE" Mint NH

$ 7.03 $ 4.21

US Stamped Envelope Error, Soiled e

$ 0.88 $ 0.52

US Stamped Envelope Error, Soiled h

$ 0.88 $ 0.52

US Stamped Envelope Error, Soiled d

$ 0.88 $ 0.52

US #1895d .20c FLAG DOUBLE ERROR IMPERF/MISCUT COIL PAIR MINT MDG NICE READ

$ 13.19 $ 7.91

US STAMP BOB STAMPED ENVELOPE ALBINO ERROR COVER COLLECTION LOT #T-5

$ 2.42 $ 1.45

U.S. SCOTT #1338A MNH PARTIAL JOINT LINE COIL PAIR. EFO DETAILS IN DESCRIPTION S

$ 2.63 $ 1.57

1897Ac Imperf Error / EFO PNC6 #4 "Locomotive" Transportation Series Mint NH

$ 131.99 $ 79.19

ATOMIC BOMB ATTACK ON HIROSHIMA - 50th ANNIVERSARY - COMMEMORATIVE "STAMP"

$ 4.35 $ 2.61

US Stamped Envelope Error, Soiled g

$ 0.88 $ 0.52

US Stamped Envelope Error, Soiled c

$ 0.88 $ 0.52

US EFO, ERROR Stamps: #2280a Flag Yosemite. Blue/Red ink freak, coil pair. MNH

$ 0.87 $ 0.52

US EFO, ERROR Stamps: #2280 Flag Yosemite. Green ink freak, coil pair. MNH

$ 0.91 $ 0.54

US EFO, ERROR Stamps: #2603 Eagle Shield Bird. #@ top miscut PS7 #22222, PNC MNH

$ 8.79 $ 5.27

US Stamped Envelope Error, Soiled f

$ 0.88 $ 0.52

US EFO, ERROR Stamps #2903 Mountains Jumbo/mini perf freak PS8 #11111, PNC. MNH

$ 20.57 $ 12.34

US EFO, ERROR Stamps: #2280a Flag Yosemite. Red / Blue Ink freak coil pair. MNH

$ 0.87 $ 0.52

US EFO, ERROR Stamps: #2280 Flag Yosemite. Red ink freak, coil pair. MNH

$ 1.1 $ 0.66

3281b MNH 33¢ Blue & Yellow Colors Omitted Error Strip of Six - Stuart Katz

$ 1315.6 $ 789.35

US EFO, ERROR Stamps: #3228 Bicycle. Color shift PS5 #111, PNC. MNH

$ 18.11 $ 10.87

S4/94 US stamps 1963 Christmas 5c Blue Color On Red 5 Error MNHOG EFO Nice Coll

$ 0.87 $ 0.52

US EFO, ERROR Stamps: #2902 Butte. Ink splatter freak PS5 #S333, PNC. MNH

$ 8.79 $ 5.27

5 x Essays VF MNH 1936 IMPERF block of 4 XMAS SEALS Christmas United States

$ 26.4 $ 15.83

1055c, Mint NH Imperforate Error Strip/3 Riverdale, MO Precancel - Stuart Katz

$ 242 $ 145.19

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

$ 74.8 $ 44.88

WYSTAMPS 10¢ MOON LANDING, RED FLAG SHOULDER ALMOST MISSING, NOT C76a FREAK!

$ 6.15 $ 3.69

1772, Mint NH Pair with Extra Row of Perforations Error - Stuart Katz

$ 39.6 $ 23.76

US ERROR Stamps: #2115f Flag Capitol. Imperf with black and clear splice! MNH

$ 43.12 $ 25.87

US EFO, ERROR Stamps: #2115 Flag Capitol. Misperf PS6, #3 PNC MNH

$ 13.64 $ 8.18

US ERROR Stamps: #2115f Flag Capitol. Imperf transit Smear & destruct. slit! MNH

$ 43.12 $ 25.87