1861-63, 1¢ to 90¢ complete, plate proofs on card (Scott 63P4-72P4, 73P4, 77P4), large margins, Very Fine.
Scott $535. (Image)

Estimate $300-400

1861-63, 1¢ to 90¢ complete, plate proofs on card (Scott 63P4-72P4, 73P4, 77P4), set of 11, including two of the 24¢ (shades), mostly large margins, Very Fine.
Scott $960. (Image)

Estimate $400-600

1861-63, 1¢ to 90¢ complete, plate proofs on card (Scott 63P4-72P4, 73P4, 77P4), set of 10, large margins, Very Fine.
Scott $535. (Image)

Estimate $300-400

1861-63, 1¢ to 90¢ complete, plate proofs on card (Scott 63P4-72P4, 73P4, 77P4), large margins, Very Fine.
Scott $535. (Image)

Estimate $300-400

1861-63, 1¢ to 90¢ complete, plate proofs on card (Scott 63P4-72P4, 73P4, 77P4), including two each 3¢ and 24¢ (shades), most with large margins, Fine to Very Fine.
Scott $1,185. (Image)

Estimate $400-600

1861, 1¢ Franklin essay, by Toppan, Carpenter & Co., in blue (Scott 63-E9a), completed design, die on India paper, cut to shape, Very Fine.
Scott $600. (Image)

Estimate $200-300

1861, 1¢ Franklin, N.B.N.C. "Premiere Gravure" essay, in ultramarine (Scott 63-E11c), trial color plate proof on India paper (formerly #55TC3), Very Fine.
Scott $300. (Image)

Estimate $150-200

1865, 1¢ Franklin, Bowlsby coupon essay, in red (Scott 63-E13c), plate on pelure paper, gummed, pair, o.g., never hinged, Extremely Fine.
Scott $600. (Image)

Estimate $350-500

1865, 1¢ Franklin, Bowlsby coupon essay, in red (Scott 63-E13f), plate on white paper, perf. all around and between, block of 4, o.g., hinged, about Fine, multiples are scarce.
Scott $700. (Image)

Estimate $300-400

1861, 1¢ Franklin, trial color plate proofs on wove paper, imperf, in 3 different colors (Scott 63TC5g,j,m), horizontal pairs, gray black, blue green and dark brown, Extremely Fine.
Scott $240. (Image)

Estimate $150-200

1861, 1¢ deep orange red and 1¢ black, trial color plate proofs on wove paper, imperf (Scott 63TC5b, m), horizontal pairs, the paper on the black stamp looks more like bond than wove, Very Fine.
Scott $160. (Image)

Estimate $50-75

1861, 1¢ Franklin, trial color plate proofs on wove paper, imperf, 3 different (Scott 63TC5c,g,o), in deep red orange, dark brown and light blue, blocks of 4, Fine to Very Fine.
Scott $480. (Image)

Estimate $200-300

1861, 1¢ Franklin, trial color plate proofs on wove or bond paper, imperf, in 5 different colors (Scott 63TC5a, etc.), large margins, Very Fine.
Scott $200. (Image)

Estimate $150-200

1861, 1¢ yellow orange, trial color plate proof on wove paper, imperf (Scott 63TC5e), left margin inscription block of 4, Very Fine.
Scott $160. (Image)

Estimate $150-200

1861, 1¢//90¢ overprinted with type B specimens (Scott 63SB, 65SB, 68SB, 72SB-73SB, 77SB-78SB), 1¢ block of 4; some small faults, Very Good to Fine 15¢ is well centered.
Scott $2,000. (Image)

Estimate $500-750

3¢ Washington, N.B.N.C. "Premiere Gravure" essay, in scarlet (Scott 65-E15f), plate proof on India paper (formerly #56P3), large margins, Extremely Fine.
Scott $250. (Image)

Estimate $150-200

1861, 3¢ black, trial color proof on stamp paper, with experimental cancel (Scott 65TC var.); light crease, otherwise Very Fine, unlisted. (Image)

Estimate $250-350

1861, 3¢ rose, plate proof on India paper, mounted on card (Scott 65P3), block of 4, Very Fine.
Scott $550. (Image)

Estimate $250-350

1861, 3¢ rose, proof on stamp paper (Scott 65P5), horizontal pair, o.g., lightly hinged, a lovely item with sumptuous color depth, clean detail, and solidly balanced, large margins all around, Extremely Fine, fresh and sound, with 1990 P.F. (as #66a) and 2021 P.S.A.G. certificates, the latter graded XF 90.
SMQ XF 90.
Scott $1,000. (Image)

Estimate $1,200-1,800

1861, 3¢ rose, proof on stamp paper (Scott 65P5), pair, unused without gum, large margins, Very Fine.
Scott $1,000. (Image)

Estimate $350-500

1861, 3¢ rose, proof on stamp paper (Scott 65P5), horizontal pair, unused without gum, Very Fine.
Scott $1,000. (Image)

Estimate $300-400

1861, 3¢ rose, overprinted "Specimen" (Scott 65SB), block of 4, unused without gum, very fresh, Fine.
Scott $800. (Image)

Estimate $200-300

1861, 3¢ lake, trial color proof on stamp paper, imperforate pair (Scott 66TC6a), Post Office fresh in rich color on glowing paper, hinged so lightly you could miss it; left stamp with plate scratch above eye (not an inclusion), Very Fine, with 2016 P.S.E. certificate.
Scott $1,850. (Image)

Estimate $1,000-1,500

1861, 5¢ Jefferson essay, by Toppan, Carpenter & Co., in black (Scott 67-E1a), vignette only, die I on proof paper, 42 x 35 mm, very clean, Very Fine.
Scott $750. (Image)

Estimate $250-350

1861, 5¢ Jefferson essay, by Toppan, Carpenter & Co., in dark orange (Scott 67-E3h), complete design, die I on bond, Walls of Troy watermark (1903), 50 x 50 mm, bright and fresh; hinge remnant on the reverse, Very Fine.
Scott $250. (Image)

Estimate $150-200