Great Britain 1997 — Thomas De La Rue 100 Units Test Note Portal Watermark
A rare Thomas De La Rue test note, issued as a demonstration piece rather than circulating currency. Dated ND (1997), this 100 Units note was printed to showcase De La Rue’s advanced banknote security design, incorporating microtext, guilloche patterns, and the portal watermark. The obverse features a portrait of Thomas De La Rue with multicolor lathework and the company’s headquarters vignette. ... Read more →