The John Wilks British East Africa: 1895 (Jan.) New Values: Plate Proofs, 71/2a. imperf. plate proof in carmine on medium wove surfaced paper, a block of four from the top of the single sheet of sixty. Believed to be the only known block. Ex Danson, Minns and Baillie. The new 5a. and 71/2a. values were introduced in Jan. 1895 to pay double and treble postage rates. "Ld." was added to the inscription to reflect the limited liability status of the I.B.E.A. Co. from 1893. Photo. (Image1)

The John Wilks British East Africa: 1895 (Jan.) New Values: Plate Proofs, 71/2a. imperf. plate proof in ultramarine on medium wove surfaced paper, a block of four from the foot of the single sheet of sixty. Believed to be the only known block. Ex Danson, Minns and Baillie. The new 5a. and 71/2a. values were introduced in Jan. 1895 to pay double and treble postage rates. "Ld." was added to the inscription to reflect the limited liability status of the I.B.E.A. Co. from 1893. Photo. (Image1)

The John Wilks British East Africa: 1895 (Jan.) New Values: 5a. black on grey-blue and 71/2a. black in complete mint sheets of sixty, the former incl. malformed "M" in "COMPANY" [R. 1/3], unmounted except six and fine, the latter with slight creasing mainly in lower selvedge and one with small stain but unmounted. S.G. 29, 30, cat. £150+. The new 5a. and 71/2a. values were introduced in Jan. 1895 to pay double and treble postage rates. "Ld." was added to the inscription to reflect the limited liability status of the I.B.E.A. Co. from 1893. Photo. (Image1)