(x) East African Currency Board, 100 shillings, Nairobi, 1 September 1950, serial number C/9 04587, lilac and pale green, George VI at top left, value at top right, centre and at each corner, signatures of Downie, Kershaw, Bourdillon and Rogers, reverse lilac, lion at centre(Pick 31b, TBB B220g), in PCGS Currency holder 50 EXTREMELY FINE, a one-prefix type, rare.
Estimate: £600 - £800