1851 1c blue, type III, barest trace of a cancel (appears unused), large to clear margins all around, nice color and sharp impression, v.f., with 2019 PFC, cat. $1500 (Cat No. 8) (Image)

Cat. $1500, Est.$2,500

1851 1c blue, type IV, pos. 4L1L, jumbo margins all around, with 2021 PSAG certificate graded "90J" (SMQ $400) (Cat No. 9) (Image)

Est.$200

1851 3c orange brown, type II, pos. 57R1i, blue cancel, margins all around with 2020 PSAG certificate graded "90" and 2019 PFC graded "VF-XF 85" (SMQ $235) (Cat No. 10A) (Image)

Est.$100

1851 3c dull red divided into five parts and affixed on four corners, vignette at left, canceled by pen and tied by Marlboro, Mass. Departure pmk on cover addressed to Belcheltoron, endorsed "3 Due", indicating that perhaps franking was not recognized and recipient had to pay the postage due, fine and inventive usage (Cat No. 11) (Image)

Est.$250

1851 10c green, type II, h.r., full to clear margins all around, beautiful color, fresh and v.f., with 2021 PSE certificate, cat. $5000 (Cat No. 14) (Image)

Cat. $5000, Est.$2,500

1851 10c green, type II, pos. 51L1, unused without gum, clear to large margins all around, fresh color, fine, with 2021 PSAG certificate (catalogued as unused without gum) cat. $1800 (Cat No. 14) (Image)

Cat. $1800, Est.$750

1851 10c green, type II, town postmark, full to large margins all around, nice color, with 1985 and 2014 PFCs, the latter graded "VF-XF 85" (SMQ $200) (Cat No. 14) (Image)

Est.$150

1851 10c green, type IV, pos. 86L1, used, large margins all around, with 2021 PSAG certificate graded "85" (SMQ $2,100) (Cat No. 16) (Image)

Est.$1,500

1851 10c green, type IV, full to large margins all around, tied by Reynoldsburgh, Ohio cds on cover addressed to California, some cover faults, stamp fine, cat. $1900 (Cat No. 16) (Image)

Cat. $1900, Est.$750

1851 12c black, horizontal pair, lightly canceled, margins all around to just touching at lower right corner, fine, with 2019 PFC, cat. $575 (Cat No. 17) (Image)

Cat. $575, Est.$250

1851 12c black, horizontal strip of four, used, full to large margins all around, second stamp from the right with a crease at bottom, otherwise v.f., with 2020 PFC (catalogued as two pairs) cat. $1150 (Cat No. 17) (Image)

Cat. $1150, Est.$700