Envelope, 1854, Nesbitt 1st Issue, 3¢ red on buff, "THREE" in short label with octagonal ends (Scott U6), cut square, 35 x 35.5 mm; "light soiling, minor corner folds" per the accompanying certificate, Very Fine appearance.
Scott $3,750. (Image)

Estimate $750-1,000

Envelope, 1853, Nesbitt 1st Issue, 6¢ red & 6¢ red on buff, with Wells Fargo & Co. printed frank (Scott U11, U12), entires, both legal-sized, with Wells Fargo Type B frank; #U11 with light water stains at top center, #U12 with small red ink spot at lower left, still Fine.
Scott $700 as plain entires. (Image)

Estimate $200-300

Envelope, 1870 George Reay, lithographed reproduction sample sheet (Scott U74/U99 vars.), 1¢ 2¢ 3¢ 7¢ 10¢ 12¢ & 24¢ in black on a single 9" x 5¾" piece of rice paper; manuscript notations "1870" and "Bought of Trifet" (?); folded in thirds vertically, the right third separated and rejoined. Interesting and unusual. (Image)

Estimate $300-400

Envelope, 1874-99, 8 different entires, overprinted "Specimen" (Scott U163S//U377S), each neatly identified, Very Fine. (Image)

Estimate $150-200

Envelope, 1882, Plimpton & Morgan Issue, 5¢ brown on white & on amber (Scott U222, U223 vars.), mint size 8 entires with printed Wells Fargo - Mexico franks, Haller #WF-M15, UPSS #490-6 and 493-5, the latter not listed by Haller with this frank, Very Fine. (Image)

Estimate $150-200

Envelope, 1907, 5¢ black on blue, die 2, color error (Scott U418c), cut square, a gorgeous item with impeccable color and printing, nicely centered; stain on back shows through lightly on face, otherwise Very Fine, scarce, with 1991 P.S.E. certificate.
Scott $3,000. (Image)

Estimate $750-1,000

Wrapper, 1874, 2¢ brown on manila, Centennial printing (Scott W137 var.), unused wrapper; lightly soiled, flap slightly separated, Fine.
UPSS 313a.
UPSS $1,000. (Image)

Estimate $300-400