Watch List notes:

(x) East African Currency Board, an ERROR 10 shillings, 15 December 1921, serial number A/10 21188, dark brown and pale tan, numeral 5 in Arabic at each corner, George V at right, value at left, centre and at each corner, signatures of Mercer, Bottomley and Ezechiel, reverse dark pink, lion at centre and FIVE SHILLINGS(Pick 13/14, TBB B209a/210a), in PCGS Currency holder 6 GOOD, Large Splits, Paper Missing, Residue, TEN SHILLINGS printed on a FIVE SHILLING note. One other similar error was sold in auction several years ago and is probably the only other example extant today. An exceptionally rare form of error.

Estimate: £2000 - £3000