cover 1898 (25 Mar.), large "O.H.M.S." cover with "East Africa Protectorate" at lower left, both inscriptions deleted, from Mombasa to Penshurst, Kent, and redirected to Folkestone, bearing 8a magenta and 1896 1r. pale dull blue tied by "MOMBASA/C/25 MR/98", day before month, single circle datestamp; cover, showing black Registered London and datestamp, backstamped Registered Tonbridge Station Office, Penshurst and Registered Folkestone; a very scarce franking. Cator correspondence. S.G. 57c, 75