Rhodesia. 1892-93 £5 sage-green and £10 brown (both marginal) and 1898-1909 £5 deep blue (marginal) and £10 lilac; all unused without gum from the Waterlow archives, an attractive group. S.G. 12-13, 92-93; £11,100 (Image1)

Est. £800-1,200

Rhodesia. 1892 £10 brown cancelled by 'e' in diamond of bars; fine. S.G. 13, £700 (Image1)

Est. £150-200

Rhodesia. 1896-97 Die II 4d., 2/-, 2/6d., 5/- and 10/- all but the 2/6d in marginal block of four, each handstamped italic 'Specimen' (Samuel R3); the 2/6d with hinge reinforcement, others very fine and unmounted, hinged in the margins only; these are the only values from this issue with this handstamp. S.G. 44s-50s group (Image1)

Est. £400-600

Rhodesia. 1898-1908. 1/- bistre vertical pair, variety imperforate between, large part original gum; grey offset marks to gummed side not affecting the fine and fresh appearance of this popular and scarce variety. B.P.A. Certificate (1975). S.G. 84a, £3,250 (Image1)

Est. £1,000-1,500

Rhodesia. 1898-1908. £5 deep blue, a fresh unused example with part original gum; scarce in this condition. S.G. £3,250 (Image1)

Est. £400-600

Rhodesia. 1898-1908. £10 lilac, an unused example from the top of the sheet with large part original gum; light diagonal crease at lower left not affecting the fine appearance. R.P.S. Certificate (2009). S.G. 93, £3,500 (Image1)

Est. £600-800

Rhodesia. 1910-13 Double Head Issue. ½d. to £1 set of eighteen all overprinted "specimen" (Samuel R7) vertically at centre, the 2½d. and 8d. perf. 13½, all the double plates being matched [25] Lines by King's cheek, fresh and very fine mint. A unique and highly important set (Image1)

Est. £5,000-6,000

Rhodesia. 1910-13 Double Head Issue. 7/6d. carmine and deep turquoise-blue overprinted "specimen" (R7) vertically at centre, variety overprint double, part original gum; a few ragged perfs. at left. Extremely rare with only three examples recorded (Image1)

Est. £1,500-2,000

Rhodesia. 1910-13 Double Head Issue. 7/6d. carmine and pale blue, Long Gash printing, large part original gum; fresh and very fine. Gibbs Certificate (2010). S.G. 160b (Image1)

Est. £400-500

Rhodesia. 1910-13 Double Head Issue. 7/6d. carmine and pale blue, Long Gash printing; lovely colours and well-centred for this stamp, fine mounted mint. S.G. 160b (Image1)

Est. £250-350

Rhodesia. 1910-13 Double Head Issue. 7/6d. carmine and pale blue, Long Gash printing, pale colours and lightly mounted; a couple of tiny tone spots on reverse and a tiny imperfection above 'africa'. S.G. 160b (Image1)

Est. £150-200

Rhodesia. 1910-13 Double Head Issue. 7/6d. bright carmine and blue, Long Gash printing; [15] King's eyebrow line, an unusual stamp with monochromatic frame, large part original gum. RSC "A" (Image1)

Est. £500-600

Rhodesia. 1910-13 Double Head Issue. 7/6d. bright carmine and blue, Long Gash printing; [46]King's extra curl, large part original gum; traces of light stains at lower left corner. RSC "A" (Image1)

Est. £150-200

Rhodesia. 1910-13 Double Head Issue. £1 crimson and slate-black, large part original gum; fine and attractive. S.G. 166a, £2,000 (Image1)

Est. £500-700

Rhodesia. 1913-19 Admiral Issue. ½d. to £1 set of nineteen, all overprinted 'specimen' (Type W2 or 1½d. Type W3), fine and fresh appearance, part original gum. S.G. 186s-249s group, £2,750 (Image1)

Est. £800-1,000

Rhodesia. 1913-19 Admiral Issue. 1½d. bistre-brown horizontal pair, variety imperforate between, part original gum; a fresh example of this popular variety. S.G. 198a, £850 (Image1)

Est. £400-500