Whether you're looking to expand an already high grade, extensive United States collection, or you're looking to build an impressive portfolio of RARE 20th & 21st century U.S. Philatelic Treasures, this page will provide opportunity to see and acquire many of the most elusive United States Major Printing Errors in existence. Every stamp listed has a maximum population of 20 examples known - (that's 5 times scarcer than the renowned C3a, inverted Jenny which sells for $100,000.00+++).  AND, many of these eye arresting Major Errors, are existing in quantities of only 10 or fewer. Visit this page often - take your time to browse and see some of the worlds most intriguing and seldom offered collectible treasures!  Remember, by adding something from this page to your collection, you are ensuring that you have something only a very few people in the world are able to own. Each item listed is with full never hinged original gum. Be sure to let us know if you have any questions.


As always, satisfaction is guaranteed or your money back. 10-Day Return Privilege.
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#1137a - 8c (1959) Reuter
Horizontal Strip of 3
Progressive Color Missing Error
Ochre Color Missing
1 of ONLY 3 Existing
Dramatic RARE Color Error
Great Champion of Liberty Variety
A True 20th Century Rarity
Copy of 1996 PF Cert
For the Original Discovery Sheet
Net $3500.00
#1320b - 5c (1966) Savings Bond
Red, Dark Blue & Black
Colors Omitted
ONLY 6 EXIST!
Dramatic Eye Appealing Error!
Net $5000.00

#1320c - 5c (1966) Savings Bond
Dark Blue Color Missing
Traces of Red & Black Shown
Resulting From Piece
Of Overlying Extraneous Paper
ONLY 2 Exist!
Making This One of The Most
Elusive 20th Century Error Rarities
Pristine Never Hinged
A True Eye Opener
Net $5800.00

#1330a - 5c (1967) Davy Crockett
Vertical Pair
Horizontally Imperf Between
ONLY 5 EXIST!
Amazing Topical Error
2004 P.F. Certificate 407560
Net $7500.00
#1430b - 8c (1971) Wildlife Conservation
Block of 4
Olive & Bluish Green Omitted
From Stamps "A" & "B"
ONLY 8 BLOCKS EXIST!
1999 P.F. Certificate 341811
Net $4500.00
#1436b - 8c (1971) Dickinson
Progressive Strip of 3
Pale Rose Color Omitted
Pristine Never Hinged
ONLY 4 Known to Exist!
First We Have Offered in 20 Years
Truly a 20
th Century RARITY!
Fabulous Poetry Topical
1995 PSE Certificate 25478
Net $6000.00
#1467b - 8c (1972) Wildlife Conservation
Left Margin Block of 4
Brown Color Omitted
ONLY 8-16 BLOCKS EXISTING!
1975 APS Certificate
Net $3750.00
#1467c - 8c (1972) Wildlife Conservation
Block of 4
Blue & Green Colors Omitted
ONLY 8 BLOCKS EXIST!
Stunning Fresh Block
Net $3750.00
#1467d - 8c (1972) Wildlife Conservation
Block of 4
Red & Brown Colors Omitted
ONLY 16 BLOCKS EXIST!
Great Wildlife Topical
Net $4000.00
#1470a - 8c (1972) Tom Sawyer
Horizontal Pair
Vertically Imperf Between
ONLY 6 SOUND PAIR EXIST!
Fabulous FRESH Pair
2001 P.F. Certificate 365373
Net $7500.00
#1471b - 8c (1972) Christmas
Transitional Strip of 3
Black Color Omitted
ONLY 10 ERRORS EXIST!
Transitionals Being Even Scarcer
Dramatic & GORGEOUS!
Net $3300.00
#1541e - 10c (1974) Minerals
Right Margin Block of 4
Including 1539b & 1541d
1539b - Black & Purple Omitted
1541d - Black & Red Omitted
1538 & 1540 Partial Color Omitted
ONLY 4 BLOCKS EXIST!
One of the RAREST 20th Cent. Errors
Net $7000.00

#1542var-c-d  10c (1974) Kentucky
Progressive Error Strip of 4
Left: Partial Dk. Green Missing
2nd: Large Part Dk. Green Missing
3rd : Dark Green Missing 1542c
4th : Dk. Green & Blue Missing 1542d
Fresh Never Hinged
Includes Overlying Printed Paper
That Caused This Rare Error Strip
Also Original Linn’s Article from 1985
Net  $7500.00

#1554a - 10c (1975) Dunbar
Horizontal Pair
Completely Imperforate
ONLY 15+ PAIRS EXISTING!
Seldom Seen Real Error
As Many Examples Have Blind Perfs
With '88 & '02 P.F. Certificates
Net $1100.00 (Under-valued)
#1578c - 10c (1975) Banking/Commerce
Horizontal Pair
Brown, Blue & Yellow Colors Omitted
ONLY 16 PAIRS EXIST!
Very Seldom Offered
1995 P.F. Certificate 290970
Net $2750.00
#1709b - 13c (1977) Pueblo Pottery
Block of 4
Imperf Vertically
Fabulous Folk-Art Topical
ONLY 16 BLOCKS EXIST!
Net $2250.00
#1757i - 13c (1978) CAPEX
Souvenir Sheet of 8
Lithographed Yellow, Green, Blue,
Brown & Black Colors Omitted
ONLY 6 S.S. EXIST!
A Fabulous Wildlife Topical
Great Eye Appeal
'81 APS & '96 P.F. Certificates
Net $7500.00
#1794b - 15c (1979) Olympics
Block of 4 - Imperforate
Fabulous Summer Olympics Topical
ONLY 20 BLOCKS EXIST!
Gorgeous FRESH Block
Net $1350.00
#1856d - 14c (1985) Sinclair Lewis
Right Margin Block of 8
Horizontally Imperforate Between
On Center 4 Stamps
ONLY 15-20 PAIR EXISTING!
This Being 2 of the Total Known
RARE Position Block
Net $3500.00
#1919b - 18c (1981) Space Achievements
Block of 8 - Imperforate
Truly RARE Space Topical Error
Pristine FRESH Block
ONLY 4-6 BLOCKS EXIST!
Net $6750.00
#1925a - 18c (1981) Disabled
Upper Right Plate Block of 4
Horizontally Imperforate
ONLY 10 PAIR TOTAL EXIST!
THIS THE UNIQUE PLATE!
1995 P.F. Certificate 288784
Net $7500.00
#1945b - 20c (1981) Cactus
Block of 4
Deep Brown Color Omitted
Lovely FRESH Block
Great Plant Topical
ONLY 20 BLOCKS EXIST!
Net $4500.00
#1945d - 20c (1981) Desert Plants
Left Margin Block of 4
Dk. Green & Dk. Blue Colors Missing
Spectacular Eye Appeal
Fresh Never Hinged Block
ONLY 5 Error Blocks Existing!
That's 20x Scarcer Than the C3a Invert!
Net $6500.00
#2085b - 20c (1984) Summer Olympics
Bottom Right Plate Block
Vertically Imperf Between
Only This & 1 Other Block of 4 Exist!
Pristine Never Hinged
2 Total Errors Exist - This
The UNIQUE Plate Block
A RARE OLYMPIC MAJOR VARIETY!
Issued Over 20 Years Ago!
2006 P.F. Certificate 438170
Net $9500.00
#2096c - 20c (1984) Smokey Bear
Block of 4 Never Hinged
Internally Imperforate
Both Vertical & Horizontal
Perforations Between Omitted
This - The Only Error of This Type
Ever To Be Discovered
Only 5 Sound & 1 Damaged Blocks Exist
This Being FRESH SOUND Never Hinged
A True 20th Century RARITY!
1996 P.F. Certificate 301601
Net $6500.00
#2101b - 20c (1984) Dogs
Block of 4
Horizontally Imperforate
Fabulous Canine Topical!
ONLY 8 BLOCKS EXIST!
PSE Certificate
Net $5000.00
#2201c - 22c (1986) AMERIPEX
Booklet Pane of 4
Light Blue Color Omitted
ONLY 8 PANES EXIST!
Drastically Under-Cataloged
Great Stamp on Stamp Topical
With PSE Certificate
Net $2350.00
#2204b - 22c (1986) Texas
Dark Red Color Omitted
ONLY 20 EXIST!
Stunning Texas Topical!
A Highly Sought After Stamp
Net $2500.00
#2223b - 22c (1986) Artic Explorers
Never Hinged Block of 4
Engraved Black Color Omitted
1 of ONLY 4 Known to Exist
25x Scarcer Than the Inverted Jenny!
1992 P.F. Certificate 266232
Net $6000.00
#2223c & d - 22c (1986)
RARE Artic Explorers Set
2223c - Block of 4
Black Omitted "A" & "B"
Bottom Pair Normal
2223d - Block of 4 (Mis-Sequence)
Black Omitted "C" & "D"
Bottom Pair Normal
THIS IS THE UNIQUE SET
OF TRANSITIONAL BLOCKS
YIELDING ALL 4 ERROR STAMPS!
AN AMAZING OFFERING!
Net $9250.00
#2250a - 22c (1987) Caruso
Black Color Omitted
ONLY 10 EXIST!
Wonderful Music Topical
Gorgeous Fresh Stamp
Net $5000.00
#2295b - 22c Gray Squirrel
Magenta Red Color Omitted
Zip Position Single
From 1987 Wildlife Sheet of 50
UNIQUE Error of this Issue
Great Animal Topical
Copy APS Cert. for Original Sheet
2004 PSE Certificate for Single
Net $2750.00
#2389c - 25c (1988)
Antarctic Explorers
Block of 4
Horizontally Imperforate
ONLY 10 BLOCKS EXIST!
Wonderful Fresh Block
Net $3000.00
#2429d - 25c (1989) Sleigh
Booklet Single
Red Color Omitted
ONLY 1 PANE
YIELDING 10 SINGLES EXISTS!
Eye Catching Startling Error
Net $3500.00
#2505b - 25c (1990)
American Indian Headdresses
Unexploded Booklet
1 Error Pane - 1 Normal Pane
Black Color Omitted
ONLY 3-5 EXISTING!
WOW - Fabulous RARE Offering
Net $3500.00
#2578b - (29c) 1991 Madonna & Child
Booklet Single
Red & Black Colors Omitted
ONLY 1 PANE
YIELDING 10 SINGLES EXISTS!
Eye Catching Startling Error
Net $3600.00
#2634b - 29c (1992)
USA/Russia Space Accomplishments
Block of 4
Yellow Color Omitted
ONLY 10 BLOCKS EXIST!
Fabulous Space Topical
Net $5250.00
#2782c - 29c (1993)
National Postal Museum
Upper Left Plate Block of 4
Imperforate
ONLY 8 BLOCKS TOTAL EXIST!
Great Stamp Topical
Net $3500.00
#2965b - 32c (1995) Rec. Sports
Imperforate Plate Block of 10
Yielding 2 Imperf Strips
ONLY 8-12 STRIPS EXISTING
This Being 2 of Them
RARE - Great Topical!
Net $5000.00
#2965c - 32c (1995) Rec. Sports
Left Side Plate Block of 10
Yellow Color Omitted
ONLY 12 STRIPS EXIST!
This Accounting for 2 of Them
Lovely Sports Topical Error
Net $4500.00
#2965d - 32c (1995) Rec. Sports
Vertical Plate Number Strip of 5
Yellow, Blue & Magenta Omitted
Startling Eye Appealing Error
ONLY 8-16 STRIPS EXISTING
Absolutely GORGEOUS!
Net $2500.00
#2980b -32c (1995) Woman's Suffrage
Vertical Pair - Imperforate
Great Woman's Topical
ONLY 20 PAIR EXIST!
Wonderful FRESH Pair
Net $1500.00
#3136p - 32c (1997) Dinosaurs
Pane of 15
Bottom Half Imperforate
ONLY 5+ EXISTING!
Fabulous Topical
RARE & Truly Under-Valued
Net $4750.00
#C92d - 31c (1978) Wright Bros.
Vertical Pair
Black, Yellow, Magenta
Blue & Brown Colors Omitted
ONLY 15 PAIR EXIST!
Startling RARE Error
Net $2200.00
#C94b - 21c (1979) Chanute
Right Margin Block of 4
Transitional Error
Right Pair Ultramarine &
Black Colors Omitted
ONLY 5 PAIR EXIST!
WOW - Fabulous Airmail Variety!
Net $4500.00
#C119a - 36c (1988) Sikorsky
Red, Dark Blue & Black Omitted
ONLY 20 EXIST!
Fabulous Rare Airmail Topical
Lovely Eye Catching Variety!
Net $3000.00

#1542var-c-d 10c (1974) Kentucky
Progressive Error Strip of 4
Left: Partial Dk. Green Missing
2nd: Large Part Dk. Green Missing
3rd: Dark Green Missing 1542c
4th: Dk. Green & Blue Missing 1542d
Fresh Never Hinged
Includes Overlying Printed Paper
That Caused This Rare Error Strip
Also Original Linn's Article from 1985
Net $7500.00