USA Scott 63TC5 Trial Color Plate Proof in Brown, Block/4 - 1c trial color plate proof on wove stamp paper in brown. Wyckoff patent: paper coated with "China white" pigment before printing, hence design washes off with water. Block of 4, XF. (SCV $160+) (Image)

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USA Scott 63TC5 Trial Color Plate Proof in Orange-Yellow, Block/4 - 1c trial color plate proof on wove stamp paper in orange-yellow. Wyckoff patent: paper coated with "China white" pigment before printing, hence design washes off with water. Block of 4, XF. (SCV $160+) (Image)

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USA Scott 63TC6 Wyckoff Patent, Perforated, 7 Diff. Colors - 1c trial color plate proof on wove stamp paper, perforated, seven different colors. Wyckoff patent: paper coated with "China white" pigment before printing, hence design washes off with water. These do not come well centered and stamps are gummed. Some with HR's and pencil marks. F-VF for issue. (SCV $350) (Image)

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USA Scott 114-E6b, 3c Locomotive Plate Essays, 3 Different Colors - Imperf plate essays on stamp paper, all MH, in three different colors: pale rose, red-brown, dark red-brown. VF. (SCV $255) (Image)

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USA Scott 114-E6d, 3c Locomotive Black Brown Plate Essay, Block/4 - Plate essay on stamp paper with 9mm x 9mm grill, MNH right sheet margin block of 4. Above average centering for this essay and rich deep color! (SCV $320) (Image)

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USA Scott 150P3 India Paper Plate Proof, Block/4 - 10c brown, block of four affixed to card blotter. VF-XF. (SCV $165) (Image)

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USA Scott 151P3 India Paper Plate Proof, 2 Shades in Blocks/4 - Two blocks, 12c dull blackish violet and pale light violet. The latter with some spots on reverse. VF. (SCV $140) (Image)

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USA Scott 156TC3 Black Color Trial Color Proof on India Paper - Block of 8 still on card. VF-XF. (SCV $130 as two blocks of 4) (Image)

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USA Scott 156TC3, 158TC3, 179TC3 Black Color Trial Color Proofs on India Paper, 3 Diff. - All blocks of 4, with 1c India still on card. VF-XF. (SCV $245) (Image)

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USA Scott 163P3 India Paper Plate Proof in Block/4 - 15c deep red orange. Ex-Finkelburg with his pencil notation "Cont. Pl 31" which stands for Continental Plate 31. XF. (SCV $250) (Image)

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USA Scott 163P3 India Paper Plate Proof in Block/4 - 15c red orange, sound! Ex-Finkelburg. XF. (SCV $250) (Image)

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USA Scott 183P3 India Paper Plate Proof in Block/4 - 2c vermilion, right sheet margin block. VF. (SCV $160) (Image)

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USA Scott 205P3 India Paper Plate Proof in Block/4 - 5c yellow brown right margin block. Tiny negligible hinge thin at top, still VF. (SCV $175) (Image)

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USA Scott 206P3 India Paper Plate Proof in Block/4 - 1c blue. With hinge mark and pencil marks on back. F-VF. (SCV $175) (Image)

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USA Scott 206P4 Card Plate Proof in Block/4 - 1c plate proof on card, blue. VF-XF. (SCV $120) (Image)

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USA Scott 207P3 India Paper Plate Proof in Block/4 - 3c blue green. VF-XF. (SCV $175) (Image)

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USA Scott 211P4 Card Plate Proof in Block/4 - 4c plate proof on card, green. VF. (SCV $140) (Image)

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USA Scott 213P3 India Paper Plate Proof in Block/4 - 3c green. VF-XF. (SCV $325) (Image)

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USA Scott 213P3 Plate Proof on India Paper, Block of 8 - 2c green plate proof on India paper, left sheet margin block of 8, still affixed to the original card blotter. Fresh and XF! (SCV $650) (Image)

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USA Scott 214P4 Card Plate Proof in Block/4 - 3c plate proof on card, vermilion. VF. (SCV $225) (Image)

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USA Scott 216P5 Plate Proof Pair MLH, 5c Garfield with 1983 PFC - 5c indigo plate proof pair printed on stamp paper, full OG, LH, with PF certificate, HHH backstamps, and signed in pencil by George Sloane. Scarce and XF. (SCV $1500) (Image)

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USA Scott 217P4 Card Plate Proof in Block/4 - 30c plate proof on card, orange brown. VF. (SCV $225) (Image)

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USA Scott 218P4 Card Plate Proof in Block/4 - 90c plate proof on card, purple. XF. (SCV $225) (Image)

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USA Scott J32P4 Plate Proof on Card, Block/4 - 2¢ bright claret postage due. Only one sheet of 400 produced. XF. (SCV $900) (Image)

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