Singapore
Board of Commissioners of Currency, Singapore, colour trial $100, ND (1967), no serial number or signature, violet and pale blue, Catteya orchid at centre, arms at top right, reverse violet, red SPECIMEN overprint and single cancellation hole, mounting traces in left margin, in PMG holder 63, choice uncirculated, rare as a colour trial and a lovely note
TBB B106t, Pick 6cts, KNB 3CT S$6,000-S$8,000
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This is the KNB plate note