East African Currency Board, a printers archival specimen 10 shillings, Nairobi, 1 August 1951, serial number C/49 00000, green and pale pink, George VI at low left, value at low right, at centre and at each corner, signatures of Downie, Kershaw, Bourdillon and Rogers, reverse green, lion at centre (Pick 29bs TBB B218js), in PCGS Currency holder 55 CHOICE ABOUT NEW, perforated CANCELLED, ink date 25.6.51 in top margin, Dirt, rare