Lot
3174 
Envelope, 1874, Plimpton Issue, 1¢ dark blue on cream, unused full corner 35 x 36mm, Very Fine, particularly desirable as a full corner as no full entires are known.Scott No. U110 $1,000.
Current Opening Bid: $160
Lot
3175
Envelope, 1874, Plimpton Issue, 2¢ brown on cream, Die 48, unused cut square 34 x 35mm, bright color, Very Fine and attractive, no entires are known; with 2002 P.F. certificate. UPSS No. 298.Scott No. U124 $1,000.
Current Opening Bid: $400
Lot
3176
Wrapper, 1874, Plimpton Issue, 2¢ vermilion on manila, Die 51, unused cut square 33 x 38mm, bright color and fresh paper, couple small thin spots which do not detract, otherwise Extremely Fine; with 1995 P.F. certificate. UPSS No. 317.Scott No. W138 $25,000.
ONE OF THE GREAT RARITIES OF POSTAL STATIONERY COLLECTING.
Only one entire is known (ex-White), but it is a "Specimen". Only a small handful of cut squares are recorded.
Current Opening Bid: $1,800
Lot
3177
Envelope, 1875, Plimpton Issue, 2¢ reddish brown on orange, Die 52, Centennial Special Printing, unused cut square 33 x 37mm, brilliant color with perfect embossing, bright and fresh paper, trivial bit of discoloration in right side corners (not present on certs.), Very Fine; with 1960 & 2004 P.F. certificates.Scott No. U140A $17,500.
A BEAUTIFUL AND RARE CUT SQUARE OF THE 2¢ BROWN RED ON ORANGE CENTENNIAL SPECIAL PRINTING.
Current Opening Bid: $500
Lot
3178
Envelope, 1875, Plimpton Issue, 2¢ vermilion on orange, Die 52, unused cut square 36 x 41mm, deep color & strong embossing, horiz. crease (which is not visible on face), some paper discoloration, Extremely Fine appearance; with 2004 P.F. certificate. UPSS No. 337 $50,000.Scott No. U145 $35,000.
THE 2¢ VERMILION ON ORANGE IS AMONG THE RAREST OF THE POSTAL STATIONERY ISSUES. NO ENTIRE EXAMPLES HAVE BEEN RECORDED, AND THIS IS ONE OF ONLY FOUR KNOWN CUT SQUARES. IT IS A KEY COMPONENT FOR A COMPLETE COLLECTION OF THESE ITEMS.
Current Opening Bid: $1,250
Lot
3179
Envelope, 1881, Plimpton Issue, 2¢ vermilion, unused full corner 41 x 41mm, Extremely Fine and scarce.Scott No. U156 $1,250.
Current Opening Bid: $400
Lot
3180
Envelope, 1876, Plimpton Issue, 5¢ blue on cream, die 60, unused cut square 37 x 40mm, rich color and detailed impression, trivial natural paper inclusion (not mentioned on cert.), Very Fine and rare; with 1991 P.F. certificate. UPSS No. 482.Scott No. U178A $10,000.
A LOVELY EXAMPLE OF THE RARE 5¢ BLUE ON CREAM CENTENNIAL SPECIAL PRINTING. THE UPSS CATALOG RECORDS ONLY THREE MINT ENTIRES, ONE FULL CORNER AND ONE CUT SQUARE.
Reproductions of the Plimpton Manufacturing Company stamped envelope issues were specially created for display at the 1876 Centennial Exposition. Crafted from new dies with meticulous attention to detail, these reproductions feature sharper impressions and clearer ink compared to the standard issues.
Current Opening Bid: $750
Lot
3181
Envelope, 1874, Plimpton Issue, 7¢ vermilion, unused full corner 35 x 39mm, bright & fresh, Extremely Fine and choice, a rare stationery item with only a handful known; with 2001 P.S.E. certificate. UPSS No. 536.Scott No. U185 $1,200.
Current Opening Bid: $325
Lot
3182
Envelope, 1875, Plimpton Issue, 10¢ yellow ocher on amber, unused full corner 41 x 46mm, Extremely Fine and rare.Scott No. U190b $3,000.
Current Opening Bid: $200
Lot
3183 
Envelope, 1874, Plimpton Issue, 12¢ plum on amber, size 21, knife 98, bright and fresh, trivial gum reside spot at lower right, Very Fine. UPSS No. 593 $350.Scott No. U196 $350.
Current Opening Bid: $70