Barclays Bank, D.C.O, Trinidad, printers archival specimen $20, Port of Spain, 1 May 1937, serial number range D019251-D022750, brown on multicolour underprint, arms at right, value at low centre, left, and each corner, T in field at right, reverse brown and pink, arms at centre, (Pick S103as), perforated CANCELLED, ink date '15.4.37' in top margin, about uncirculated and scarce.
Estimate: £300 - £500