1851 1c blue, type IV, small h.r., margins all around, fine, with 1988 PFC, cat. $725 (Cat No. 9) (Image)

Cat. $725, Est.US$250

1851 3c orange brown, type II, lightly hinged original gum, three ample margins to just touching at left, bright color, fine example of this rare shade, with 2023 PFC, cat. $3250 (Cat No. 10A) (Image)

Cat. $3250, Est.US$500

1851 3c dull red, l.h., clear to full margins all around, beautiful color, with 1984 and 2020 PFCs, the latter graded "VF 80" (SMQ $280) (Cat No. 11) (Image)

Est.US$100

1851 5c red brown, type I, unused with original gum, small h.r., full margins all around to just barely touching at top, fresh color, tiny corner crease at upper right, otherwise fine, with 1997 PSE certificate, cat. $30000 (Cat No. 12) (Image)

Cat. $30000, Est.US$2,500

1851 10c green, type II, redistributed original gum, full margins all around, bright color, v.f. and rare unused, with a photocopy of a 1991 PFC for a pair from which this originated, cat. $5000 (Cat No. 14) (Image)

Cat. $5000, Est.US$1,000