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1507 10 Cent Chtistmas Nice Color Shift.

$ 8.75 $ 5.25

SYLVESTER & TWEETY SPECIAL DIE CUT & IMPERF STAMP MNH VF 32 CENT SINGLE # 3205

$ 2.19 $ 1.31

1608a, Mint VF NH Black Color Omitted Error With Normal - Stuart Katz

$ 330 $ 198

US, 1938 Mother & Children, Christmas Seal Single, Double Brown, WX93, MNH

$ 16.35 $ 9.81

Huge ERROR Lot: 250 MNH Stamps, US Scott #1204 Dag Hammarskjold, in 5 Sheets X50

$ 31.84 $ 19.1

Collectible Stamp - Scott # 1615 Drum - Error Stamp Used (1976)

$ 8.79 $ 5.27

Scott Stamp # 2913a FLAG OVER PORCH, Imperf Strip of 5 with PN 44444

$ 171.6 $ 102.96

2603a RARE Unlisted Multiple Imperf & TAGGED Error PNC5 #22222 Mint NH

$ 527.99 $ 316.79

Error - Missing Surcharge - Scott # U586a - With Certificate * CV 0++

$ 201.52 $ 120.91

#1610a ""LAMP" BROWN OMITTED ERROR ON PRESENTATION FOLDER CV 0 PAHV638

$ 107.8 $ 64.67

EFO 1433 MONSTER COLOR SHIFT STAMP! ASTOUNDING AND VERY RARE.SHEET MARGIN COPY

$ 132 $ 79.2

#529 VAR. "WASHINGTON" FULL REVERSE OFFSET PLATE # BLOCK OF 8 MAJOR ERROR HV7611

$ 572 $ 343.2

#2128a 8.3c Ambulance EFO Misperforated Pair MNH OG "Includes New Mount"

$ 10.56 $ 6.33

AOP USA #1472 1972 8c Santa Claus misprint error MNH

$ 2.64 $ 1.58

2367 - 22c Multiple Color Shift Error "Moroni, Gallery" Mint NH

$ 7.47 $ 4.48

US # 4806e (2013) (x1) MNH-XF90 w/PSE Cert- Un- INVERTED CENTER- Rare/Scarce

$ 306240 $ 183744

US 1987 North America Wildlife SC#2336-2348 Framed Sheet-Mint

$ 35.2 $ 21.12

US, 1935 Christmas Seal Block, Girl Posting Letter in Snow, Printer Flaws, MNH

$ 4.03 $ 2.42

U385 Size #7 Entire - ALBINO ERROR on white envelope

$ 15.84 $ 9.5

US, 1933 Christmas Seal Blocks, Green's Constant Flaws, WX69, Printer U, MNH

$ 5.79 $ 3.47

US, 1921 Christmas Seal, Santa, WX29, Type 2, 21-2 Green's, Off-Register, MNH

$ 4.39 $ 2.63

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

$ 43.95 $ 26.37

1929 #671 2c Nebraska Overprint Miss-Perforated EFO MNH OG F/VF

$ 5.28 $ 3.16

US Sheet Sc#1338 - 2 Rows of Blind Perfs in Middle of Stamps S416

$ 571.95 $ 343.17

US Scott 1419 US Stamp 1970 6c UN 25th Anniversary, EFO gutter snipe

$ 3.51 $ 2.1

989, Mint NH 3¢ Stunning Misperforated ERROR Pair - RARE! - Stuart Katz

$ 44 $ 26.4

#1461 8 Cent Olympics Bobsled Blue ink smear Variety

$ 5.23 $ 3.14

1213a, Mint NH Very Rare Fold Over Error Booklet Pane WoW - Stuart Katz

$ 220 $ 132

US #1318 EFO 6c Flag Over White House IMPERF Right Margin F-VF MNH

$ 132 $ 79.2

US, 1917 Christmas Seal Oddity, Plate A, Extra Red, Perf 12 x 12:00, MNH, No Gum

$ 25.15 $ 15.09

US sc#1596 & 1596d line perf variety perforated used $?

$ 8.8 $ 5.28

1981 US Stamps SC#1859D imperf Pair Coil MNH/OG

$ 2.64 $ 1.58

EFO 1434-35 WHOPPER PRE-PRINT PAPER FOLD THRU BLK OF 15 "BLOOD ON THE MOON" VAR

$ 440 $ 264

#2281a "HONEYBEE" IMPERF; STRIP W/ 90% PLATE #1 AT BOTTOM MAJOR ERROR HV4631

$ 439.12 $ 263.47

1800 Multiple Color Shift Error/EFO Giving "Santa" a Very Strange Smile Mint NH

$ 7.73 $ 4.64

6-US Used Stamp Collection. 3 cent #732 N.R.A. All Misperf. Miscut. EFO. 1933

$ 13.2 $ 7.91

#1193 Var. Imperforate Block, XF OG NH Free Next Day Shipping Orders 0+

$ 1320 $ 792

EFO 1454 THREE "GHOST" PLATE NUMBERS!

$ 6.6 $ 3.95

2031a, Black Color Omitted MAJOR ERROR - VF NH Cat ,000.00 - Stuart Katz

$ 660 $ 396

5036 Imperforate Block ERROR Quilted Hearts With PL# B11111 - Stuart Katz

$ 171.6 $ 102.96

1332, Nice Large Red Color Shift ERROR Sheet of 50 Space Stamps - Stuart Katz

$ 396 $ 237.6

2540, Wonderful Misperfed Complete Sheet of 20 Stamps .90 Eagle - Stuart Katz

$ 1056 $ 633.6

US #C23, EFO with two double marginal markings “C” and grilled “C” Stamp

$ 43.99 $ 26.39

1880 Scott # 87L73a Hussey's Post NY U.S. Local Carrier Stamp

$ 8.8 $ 5.28

#929 Marines at Iwo Jima plate block of 4 ink leak at left margin Freaks

$ 7.48 $ 4.48

#C76a Plate # Red Patch on Shoulder Missing, Free Next Day Shipping Orders 0+

$ 440 $ 264

#30238A JAMES DEAN IMPERF SHEET MAJOR ERROR SUPERB NH SCV 00 (DFP 4/16/20)

$ 924 $ 554.4

US # 4806 (2013) - Inverted (center) Jenny S/S Error: Red Tip Error 6/6! RARE

$ 4400 $ 2640

EFO 1385 WHITE WHEELCHAIR AND BOTTOM LETTERING SHIFTED TO LEFT! (+NORMAL)

$ 19.8 $ 11.88

US SCOTT #1057a JOINT LINE STRIP/3, Imperf Betwn Error USED! UNIQUE! garyposner!

$ 2200 $ 1320

1430b, VF NH 8¢ Dark & Light Green Omitted RARE Error With PFC Cert Stuart Katz

$ 2376 $ 1425.6

US Sc 4438-4439 used. 2010 .90 Priority and .30 Express Mail, sound, VF

$ 25.49 $ 15.29

EFO 501 DRAMATIC DRY PRINTING VARIETY MINT OG MARGIN BLK/4

$ 39.6 $ 23.76

U.S. 1986 AMERIPEX BOOKLET *ERROR*

$ 19.58 $ 11.74

US Revenue Federal Use Tax on Motor Vehicles RV1 (1942) .09 - P11 - MNH - XF

$ 6.72 $ 4.03

U388 Size #8 Entire - ALBINO ERROR on blue envelope

$ 15.84 $ 9.5

MNH MISPERFORATED Vertically Inscription Block of 4, Scott #1394, 8c Eisenhower

$ 33.44 $ 20.06

US SCOTT #2466a Imperf Pair, LOW GLOSS GUM? SCV 5.00, Great from garyposner!

$ 209 $ 125.4

Scott# 632a - booklet pane of 6 - MNH

$ 15.79 $ 9.47

#1291 PERF SHIFT - 2 WAY BM4229

$ 36.96 $ 22.17

US #1726 MNH DRAFTING THE ARTICLES OF CONFEDERATION Color Shifted Downward 1977

$ 4.4 $ 2.64

#702 Red Cross 2c Greatest Mother, Cross Shift Down Into Hand, Used!

$ 1.76 $ 1.05

US # 1618 *MINT OG NH* { MISPERF ERROR STRIPS & PAIR } EFO 13c LIBERTY BELL 1975

$ 21.12 $ 12.67

United States, 1935 Christmas Seal Icicles under Dress & Printer Mark, WX77, MNH

$ 12.83 $ 7.7

US, 1943 Christmas Seal Block, Printer E, JUMBO Margin, 43-1 (Green's), MNH

$ 11.07 $ 6.64

1327a Thoreau TAGGING OMITTED ERROR ZIP Block of 4 Stamps NH with APS Cert

$ 1759.99 $ 1055.99

USA #CVP98 ERROR: Inverted imprint on Charlie Brown ATM stamp block of 3+1

$ 26.31 $ 15.78

#314 - #1041, 1906-1954 1/2c - Precancel Singles, Pairs, Blocks M&U

$ 41.8 $ 25.08

#1370b 6¢ "GRANDMA MOSES" (BLACK) ENGR. OMITTED MAJOR ERROR HV5724

$ 506 $ 303.59

15c John Jay Liberty Series Gray Blue Background Color Oddity EFO Stamps #1046

$ 2.63 $ 1.57

#1951f "LOVE" WITH TAGGING OMITTED ERROR PLATE BLOCK BU3041

$ 220 $ 132

#1951f PLATE BLOCK "LOVE" WITH TAGGING OMITTED ERROR BU3042

$ 220 $ 132

1339 - Scarce Bold Blue Reverse Offset Image Error / EFO "Illinois" Mint NH

$ 87.99 $ 52.79

1474a Error Black Litho Omitted VF-XF OG NH SCV. 5 (JH 4/3/2020)

$ 188.76 $ 113.25

#1757 NH MILD BLK INK SMEAR BL3370

$ 24.64 $ 14.78

4747a - MUSCLE CARS EFO - FULL SHEET - XF MNH - MAGENTA COLOR ERROR - PSE CERT

$ 259.6 $ 155.76

SC #1355f "WALT DISNEY" BLUE COLOR OMITTED, MAJOR ERROR, *RARE* XF-NH garyposner

$ 1122 $ 673.2

Scott# 1763a, 15¢ Mint NH HUGE Color Shift Error Owl Stamps W/Normal

$ 79.2 $ 47.52

UNITED STATES 1923 Scott# 612 Plate hair error MNH

$ 18.48 $ 11.08

2492a, Mint 32c Rose - MISPERFORATION ERROR BOOKLET PANE OF 20 - Stuart Katz

$ 131.12 $ 78.67

#1622 & #1625 13c 1975 MNH Group of Errors, Imperf Horiz Coil Pair, 9 Items

$ 81.4 $ 48.84

U.S. #1596a SCARCE NH Plate Block - 1975 13c Eagle, IMPERF

$ 352 $ 211.2

US, 1946 Christmas Seal Ladder Rung Error, Block of 4, Printer U, WX131, MNH

$ 9.31 $ 5.59

#1616 9c Right to Assemble EFO Misperforated Pair MNH OG VF

$ 4.4 $ 2.64

5052a - Diecut Omitted Imperf Error / EFO Pair "Flag" Mint NH

$ 123.19 $ 73.91

#1618ce 15c Flag Coil Pair EFO Imperforated Between MNH OG VF CV 0.00

$ 66 $ 39.6

#2913a 32c Flag over Porch EFO Imperforated Pair MNH OG "Includes New Mount"

$ 17.6 $ 10.56

EFO 1632 DARK BLUE INK MISREGISTERED SHIFTED TO RIGHT. --TOP STAMP NO VALUE

$ 39.6 $ 23.76

1355a - 6c Walt Disney - Ochre Color Omitted - NH Plate Block of 4 - SCARCE

$ 2376 $ 1425.6

TD130A single test stamp

$ 30.8 $ 18.48

807a Booklet Pane With 85% Plate Number

$ 13.15 $ 7.89

R87c .50 inl exch, extra perf rows, f-vf cv 70.-

$ 14.07 $ 8.44

'Scott Stamp # 2913a, Imperf. Pair (32c), FLAG OVER PORCH, MNH

$ 11 $ 6.6

US #219v (1890) 1c Benjamin Franklin - Blue - Used - EFO: Flame on 1s - VG

$ 1584 $ 950.4

US Stamp C119A 36c Igor Sikorsky Red, DK Blue & Black Engr Omitted Err XF NH COA

$ 880 $ 528

1519a 10c Flag imperf pair MNH

$ 10.34 $ 6.2

5052a, VF NH PNC Imperforate Strip of Five Stamps RARE! - Stuart Katz

$ 748 $ 448.8

EFO 798 MISPERFED PLATE BLK/4 PERFS CUT THRU "UNITED STATES POSTAGE" + PLATE #2

$ 19.36 $ 11.61

US ERROR Stamps: #2280b Flag Yosemite. Imperf PS7 #2 PNC MNH 0.+

$ 418 $ 250.8

US ERROR Stamps: #2281g Honeybee. Imperf PS7 High #2 PNC MNH 0.++

$ 351.12 $ 210.67