Collection PL

Uruguay 1871 — Banco de Londres y Rio de la Plata 10 Pesos Face Proof (Pick S239p)

This face proof represents the obverse-only proof state of the 10 Pesos issue prepared for the Banco de Londres y Rio de la Plata in 1871. It was pulled directly from the finished face plate during the engraving and plate-approval process, prior to the preparation of reverse plates, serial numbering, or the assembly of complete circulating banknotes. As such, it documents the earliest finalized stage of design approval rather than a variant of an issued note. ... Read more →

Luxembourg 1966 — 20 Francs Issued Note (Pick 54a)

Issued twenty francs note of the Grand Duchy of Luxembourg dated 1966, representing the first fully matured expression of the Grand Duke Jean series within the Belgian Luxembourg Economic Union framework. Printed by Thomas De La Rue and Company, London, this denomination reflects the point where design, engraving, and production discipline reached stable standardization for Luxembourg’s circulating paper money. The obverse features Grand Duke Jean in formal military attire, engraved in deep intaglio with controlled line density and consistent ink distribution. ... Read more →

Luxembourg 1966 — 20 Francs Specimen (Pick 54s)

Specimen of the twenty francs note of the Grand Duchy of Luxembourg dated 1966, produced as part of the official reference and control series for the Grand Duke Jean issue within the Belgian Luxembourg Economic Union framework. Printed by Thomas De La Rue and Company, London, this piece represents the approved design in its non-circulating validation format. The obverse presents Grand Duke Jean in formal military attire, engraved in precise intaglio with finely controlled line density and consistent ink distribution. ... Read more →

Luxembourg 1966 — 20 Francs Color Trial Specimen (Pick 54cts)

Color trial specimen of the twenty francs note of the Grand Duchy of Luxembourg dated 1966, produced during the advanced evaluation phase of the Grand Duke Jean series within the Belgian Luxembourg Economic Union framework. Printed by Thomas De La Rue and Company, London, this example represents a controlled press-stage trial where final color relationships, engraving visibility, and overall tonal balance were assessed prior to full production approval. The obverse displays Grand Duke Jean in formal military attire, rendered in finely controlled intaglio and surrounded by complex multicolor guilloche structures. ... Read more →