1922-27 issue, 9 stamp-size proofs of the frame only for the 1c., 5c., 10c., 12c., 15c., 20c., 30c., 50c., 75c., in black on glazed card, affixed to piece from the De La Rue Archive book dated April 28th, each proof marked above "240. 2 leads" in black manuscript and further dated in red manuscript ink, the lower right of the piece showing the head proof also on glazed card. Also including a separate consolidated working die proof of the completed 50c. in black on glazed card. A spectacular exhibition showpiece, unique in private hands. (Image)

1922-27 Working proof in green: High value master proof with uncleared vignette, value tablets and surround, stamp sized and mounted on glazed card (92x60mm), fine and rare, ex De La Rue Archives. (Image)

1922-27 High Value Die Proofs: £3 with blank vignette in black on glazed card (92x60mm.), fine. (Image)

1922-27 High Value Die Proofs: £4 with blank vignette in black on glazed card (92x60mm.), marked "BEFORE HARDENING" fine. (Image)

1922-27 1c to £1 set of 20 values each overprinted "SPECIMEN" large part original gum; a fine and scarce set (S.G. £850). (Image)

1922-27 £1 black and orange, a fine unmounted mint example from the upper right corner of the sheet (mounted in the margin only) showing plate number and sheet number "342"; fine and rare (S.G. £225+). (Image)

1922-27 £2 green and purple, overprinted "SPECIMEN", large part original gum; fresh and fine (S.G. £450). (Image)

1922-27 £3 purple and yellow, large part original gum; very fresh and attractive (S.G. £1'800). (Image)

1922-27 £4 black and magenta, large part original gum; a fine mint example (S.G. £3'000). (Image)

1922-27 £4 black and magenta, overprinted "SPECIMEN"; large part original gum; fresh and attractive. Cat. £700. (Image)

1922-27 £3 and £5, tied to document piece by "KENYA / REVENUE" embossed datestamp (16.12.27), a fine and attractive multiple franking, rare. (Image)

1922-27 £5 black and blue, overprinted "SPECIMEN", large part original gum; a very fresh example (S.G. £850). (Image)

1922-27 £10 black and green, a superb mint example imperceptibly mounted, well centred; a very fine and extremely fresh example of this rare high value (S.G. £15'000). (Image)

1922-27 £10 black and green, overprinted "SPECIMEN", large part original gum; a fresh and attractive example (S.G. £1'200). (Image)

1922-27 £20 red and green, overprinted "SPECIMEN", large part original gum; very fresh (S.G. £2'000). (Image)

1922-27 £25 black and red, overprinted "SPECIMEN", large part original gum; very fresh and attractive (S.G. £2'250). (Image)

1922-27 £50 black and brown, overprinted "SPECIMEN", large part original gum; fresh and attractive. Cat. £3,000. (Image)

1922-27 £75 purple and grey, overprinted "SPECIMEN", large part original gum; a very fresh and attractive example of this rare high value (S.G. £4'750). (Image)

1922-27 £100 red and black, overprinted "SPECIMEN", large part original gum, an incredibly fresh and attractive example of this very popular issue (S.G. £6'000). (Image)