Watch List notes:

(x) Central Bank of Ceylon, an essay/proof for 10 rupees, 22 May 1972, serial number M/189 000000, bright blue and brown on multicoloured underprint, Sirimavo Bandaranaike (1916-2000) at right, blue and brown, man harvesting rubber trees at centre, one cancellation hole(Pick unrecorded, TBB unrecorded), in PCGS Currency holder 63PPQ Choice New Hole Punch Cancelled.

Estimate: £2500 - £3500