1840 1p black, Plate 4, lettered T-G, margins just in at upper right, canceled by black MC on 1841 FL to Edinburgh, also another copy, Plate 1a, lettered M-K, margins all around, creased and canceled by red MC on defective FL, fine appearance (Cat No. 1) (Image)

Est.$150

1854 6p red violet, canceled "466" (Liverpool), clear margins all around, actually showing parts of adjoining stamps at top and bottom, excellent embossing and fresh, v.f. and outstanding stamp, signed Proschold, with 1998 Karl-Albert Louis certificate, cat. $1000 (Cat No. 7) (Image)

Cat. $1000, Est.$250

1878 œ1 brown lilac, watermarked MC, neat P.O. Glasgow Oc 21, 81 cds, rich color and fresh, splendid example of this rare high value (Scott notes that there is a 40% premium for centering and 60% premium for clear and neat circular datestamp) (catalogued without any added premium) cat. $4500 (Cat No. 75) (Image)

Cat. $4500, Est.$1,000

1882 10sh slate, white paper, duplex cancel and showing part of red arrival pmk, perfectly centered, small closed tear at top, fine appearance of this scarce high value, cat. $4750 (Cat No. 91a) (Image)

Cat. $4750, Est.$500

1882 œ1 brown lilac, white paper, boxed H.B. P.C. and Oct 22, 83 Manchester cds, also small part of registration crayon, well centered and excellent color, minor thinning in margin, otherwise fine and most attractive example of this scarce high value, cat. $9250 (Cat No. 92a) (Image)

Cat. $9250, Est.$1,000

1882 œ5 bright orange, neat Belfast Jan 6, 89 cds, well centered, with crayon registration lines, small closed tear in the right margin, fine appearance of this popular high value, cat. $5000 (Cat No. 93) (Image)

Cat. $5000, Est.$500

1884 2sh6p lilac, bottom sheet margin single, n.h. and post office fresh, v.f. (catalogue as hinged) cat. $625 (Cat No. 96) (Image)

Cat. $625, Est.$250

1884 10sh ultramarine, lower right sheet corner margin single, n.h. and post office fresh, v.f., signed Raybaudi, with 2016 Brandon certificate (for the set of three). An outstanding stamp (SG œ2,250 for hinged) (Cat No. 109) (Image)

Est.$1,500

1884 Queen Victoria, œ1 brown violet, watermarked Three Imperial Crowns, neat Belfast July 21, 1890 postmark, with Crayon and registry markings, well centered, fresh color, minor perf. flaws, fine appearance (Scott indicates a premium of 25% for examples with margins clear of design) (catalogued without premium added) cat. $3000 (Cat No. 110) (Image)

Cat. $3000, Est.$300

1884 Queen Victoria, œ1 brown violet, watermarked Three Imperial Crowns, two used singles, one with boxed G.P.O. cancel, nice color and well centered, horizontal crease; the other with duplex postmark, minor faults, fine appearance (Scott indicates a premium of 25% for examples with margins clear of design) (catalogued without premium added) cat. $6000 (Cat No. 110) (Image)

Cat. $6000, Est.$500

1888 Queen Victoria, œ1 brown violet, watermarked Three Orbs, used, well centered and completely sound, without any of the usual flaws that plague this issue, bright and fresh color, v.f. and rare in this condition (Scott indicates a premium of 25% for examples with margins clear of design) (catalogued without premium added) cat. $4400 (Cat No. 123) (Image)

Cat. $4400, Est.$1,000

1891 Queen Victoria, œ1 green, two different shades, used, well centered, usual minor flaws, fine appearance, cat. $1600 (Cat No. 124) (Image)

Cat. $1600, Est.$250

1891 Queen Victoria, œ1 green, two different shades, used, Registry cancels, one position JC (frame broken) reperforated at left, small perf. flaws, fine appearance, cat. $2800 (Cat No. 124,124a) (Image)

Cat. $2800, Est.$300

1902 KEVII œ1 green, Registered cancels, well centered, minor flaws as often, otherwise v.f., cat. $825 (Cat No. 142) (Image)

Cat. $825, Est.$150

1911 KEVII œ1 green, two different shades, used, well centered, one with Guernsey postmark, usual minor flaws, fine appearance, cat. $1650 (Cat No. 142) (Image)

Cat. $1650, Est.$250

1913 George V Seahorses, 2sh6p-œ1 complete set of four, handstamped "Specimen", unused without gum, well centered, v.f., rare set of Specimens (SG 399/404s, œ5,200) (Cat No. 173-176S) (Image)

Est.$1,500

1913 5sh rose carmine, n.h., v.f., cat. $1050 (Cat No. 174) (Image)

Cat. $1050, Est.$500

1913 5sh indigo blue, l.h., v.f., cat. $900 (Cat No. 175) (Image)

Cat. $900, Est.$500

1913 Seahorses, œ1 green, used, fine (SG œ1,600) cat. $1400 (Cat No. 176) (Image)

Cat. $1400, Est.$400

1918 Bradbury-Wilkinson Seahorses 2sh6p-10sh, sheet margin singles, n.h., v.f., cat. $1050 (Cat No. 179-81) (Image)

Cat. $1050, Est.$300

1929 PUC œ1 black, l.h., v.f. (SG œ750) (Cat No. 209) (Image)

Est.$250

1951 George VI 2sh6p-œ1 blocks of four, n.h., v.f. (SG 509-12) cat. £400 (Cat No. 286-289) (Image)

Cat. £400, Est.$150

1902 Government Parcels, 9p dull purple & ultramarine, l.h., v.f., with 2019 BPA certificate (SG O77) cat. $625 (Cat No. O42) (Image)

Cat. $625, Est.$300

1902 Government Parcels, 1p carmine, h.r., fresh and v.f., 2019 BPA certificate (SG O37) cat. $575 (Cat No. O50) (Image)

Cat. $575, Est.$300

1840 Mulready, 2p blue unused letter sheet, fine (SG ME3) cat. £425 (Cat No. U4) (Image)

Cat. £425, Est.$200