Lot 50462 – 1890-95 2 1/2a Black on yellow-buff imperf. between horizontal pairs in block of four

1890-95 2 1/2a Black on yellow-buff imperf. between horizontal pairs in block of four, Mombassa JA 16 94 squared circle ds, central perf. reinforcement, fine, one of only five recorded blocks of four of this variety (SG £900+)

Note: All the sheets of the part perforated stamps were bought in London by a philatelist called Hayman, who used a portion of them to frank a series of self addressed covers which he despatched to Mombassa. This block originates from such a cover