Bahamas. 1861-62 Trial perforation 11 to 12½ 1d. lake, block of four from the left of the sheet, variety imperforate between horizontally and vertically and also at foot, very minor crease in selvedge, large part original gum; fine. R.P.S. Certificate (1961). S.G. 7 (Image1)

Est. £1,000-1,500

Barbados. 1852-1916 mint and used collection housed in an album including entire letter with 1828 'ship letter/ plymouth' boxed cachet, a range of other pre-stamp covers including Crowned circles (3) followed by a good group of Britannia issues mainly used and including used on cover, with some multiples including strips and blocks of four; a very useful collection -
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(Image1)

Est. £2,000-3,000

Barbados. 1852-55 1d. blue on blued paper, a block of twelve from the left of the sheet, mounted on the upper and lower strips of three; fine and fresh mint. S.G. 3, £720+ (Image1)

Est. £150-250

Barbados. 1861-70 rough perf. 14 to 16, 6d. bright orange-vermilion vertical pair, lovely fresh colour and with part original gum; fine. R.P.S. Certificate (2024). S.G. 31, £320+ (Image1)

Est. £100-200

Batum. 1919-20 selection on stock page with 1919 (Apr.) set to 5r. and 1919 (Nov.) set to 7r. all unused, 1919 10r. on 1k. and 15r. on 1k., etc. several with expert handstamps on reverse (Image1)

Est. £200-300

Bechuanaland. 1888 De la Rue group of unappropriated Revenue die imperforate plate proofs (9) comprising 6d., 8d., 2/-, 2/6d., 5/- and 10/- in black on thin card, 3d. and 6d. in green and 2/6d. in violet, the last three on watermarked gummed paper; fine and fresh (Image1)

Est. £500-700

Bechuanaland. 1897-1902 Protectorate set of seven values to 6d., each value in a block of four; fine lightly mounted mint. S.G. 59-65 (Image1)

Est. £120-150

British East Africa. 1890-95 "Sun and Crown" Issue. ½a. dull brown, horizontal pair variety imperforate, large part original gum; fine. S.G. 4a, £1,500 (Image1)

Est. £400-500

British East Africa. 1890-95 "Sun and Crown" Issue. ½a. deep brown, horizontal pair variety imperforate between, used with 'mombasa' squared-circle cancellation; fine. S.G. 4bb, £700 (Image1)

Est. £200-250

British East Africa. 1890-95 "Sun and Crown" Issue. 1a. blue-green, horizontal pair variety imperforate, used with 'mombasa' squared-circle cancellations; fine. S.G. 5a, £1,600 (Image1)

Est. £400-600

British East Africa. 1890-95 "Sun and Crown" Issue. 2a. vermilion, horizontal pair variety imperforate, used with 'mombasa' squared-circle cancellations; fine. S.G. 6a, £1,500 (Image1)

Est. £400-600

British East Africa. 1890-95 "Sun and Crown" Issue. 2½a. black on bright yellow, vertical pair variety imperforate between, used and tied to piece by 'mombasa' squared-circle cancellations; fine. S.G. 7cd, £750 (Image1)

Est. £250-350

British East Africa. 1890-95 "Sun and Crown" Issue. 4a. yellow-brown, horizontal pair variety imperforate, used by 'mombasa' squared-circle cancellation, tied to piece. S.G. 9a, £1,800 (Image1)

Est. £400-600

British East Africa. 1890-95 "Sun and Crown" Issue. 4a. grey, imperforate, large even margins and with large part original slightly toned gum; fine. S.G. 10, £1,400 (Image1)

Est. £400-600

British East Africa. 1890-95 "Sun and Crown" Issue. 5r. grey-green, a mint block of thirty, imperforate on three sides from the left of the sheet; fine and fresh appearance, large part original gum. S.G. 19, £1,050+ (Image1)

Est. £300-400

British East Africa. 1890-95 "Sun and Crown" Issue. 1893 (21 Oct.) 'Hayman' 2a. stationery envelope registered to London bearing 8a. grey in combination with 1a. blue-green and 1r. carmine, each in a horizontal pair variety imperforate, all tied by 'mombasa' squared-circle cancellations and with a further strike on the reverse; fine, very few covers bearing imperforate pairs are known (Image1)

Est. £1,200-1,500

British East Africa. 1890-95 "Sun and Crown" Issue. 1893 (17 Dec.) 'Brosnan' 2a. stationery envelope registered to London, bearing 8a. grey used in combination with ½a. dull brown and 1a. green horizontal pair, the ½a. and 1a. both variety imperforate, tied by 'mombasa' squared-circle cancellations, rare. S.G. 4a, 5a, and 13 (Image1)

Est. £400-600

British East Africa. 1891 Mombasa Provisional ½a. on 3a. black on dull red, initialled 'AB' in black manuscript, fine used; a very scarce stamp. B.P.A. Certificate (1965). S.G. 24, £3,000 (Image1)

Est. £800-1,200

British East Africa. 1896-97 mint and used group on album pages including 1896 CA set to 5r. overprinted "specimen", the issued set to 5/- mint and used, a group of ½a. and 1a. multiples both mint and used, watermark varieties and 1897 set to 7½a. mint, etc. good to fine (Image1)

Est. £500-700

British East Africa. 1897 (2 Jan.) ½a. to 7½a. set of six and 1897 Provisional '2½' set of six, unused, some a little toned in places or without gum, most good to fine. S.G. 80-91, £1,500 (Image1)

Est. £250-350

British East Africa. 1897-1903 CC 20r. pale green, part original gum; fine and fresh. Brandon Certificate (2010). S.G. 98, £1,200 (Image1)

Est. £400-600

British East Africa. 1897-1903 CC 50r. mauve, large part original gum; a fine example of this scarce high value. Brandon Certificate 92008). S.G. 99, £2,500 (Image1)

Est. £500-700

British Guiana. 1852 Waterlow 1c. black on magenta, large margins all around and tied to piece by 'demerara' (6.53) c.d.s., faint trace of a crease at lower right not affecting the appearance; a very fresh and bright example of this iconic stamp, notorious for quality issues. Signed Guilio Bolaffi and Peter Holcombe and accompanied by their Certificates (1963) and (1981). S.G. 9, £6,500 (Image1)

Est. £4,000-6,000

British Guiana. 1852 Waterlow 4c. black on deep blue, large even margins, the surface coloured paper extensively re-coloured giving the appearance of unused, but not possible to guarantee it is such; still an attractive space-filler example of a hugely rare and valuable stamp. Scheller Certificate (2022). S.G. 10, £27,000 (for mint) (Image1)

Est. £1,000-1,500

British Guiana. 1857-59 lithographic 1c. dull red, Type C with 'nt' widely spaced, large margins and cancelled by 'berbice' (10.57) c.d.s; fine and fresh. S.G. 16, £2,750 (Image1)

Est. £700-900