Singapore
Board of Commissioners of Currency, Singapore, obverse and reverse die proofs for $1, ND (1966), blue, arms at right, reverse public building apartments at centre, printed date '1.11.66' in low margins, in PMG holders 63 EPQ, choice uncirculated, very rare (2 notes)
TBB B101p, Pick 1ppa, KNB 1 for type S$4,000-S$5,000