East African Currency Board, 5 shillings, Nairobi, 1 October 1957, prefix N16, orange brown, Elizabeth II at right, value at left, at centre and at each corner, signatures of Beresford-Stooke, David, Fisher and Vernon, also 10 shillings, 1 October 1957, prefix H56, green, design as previous (Pick 33, 34, TBB B223e, 224e), in PCGS holder 53 ABOUT NEW and 45 EXTREMELY FINE, last dates for series (2)