Watch List notes:

Bank Negara Malaysia, die proofs (3) showing the stages of printing on the front and back of the 50 ringgit of 1967, black and white on security paper, first with Tunku Abdul Rahman at right, second with obverse borders and lettering, third with a complete reverse(Pick 4, TBB B104 for type), first about uncirculated, others extremely fine, very rare (3).

Estimate: £500 - £700