Collection PL

Australia 1929 — Commercial Banking Company of Sydney Limited — Circular Letter of Credit Photographic Proof (Mounted on Cardstock, PCGS 64 Very Choice New)

This photographic proof represents a Circular Letter of Credit issued by the Commercial Banking Company of Sydney Limited during the late interwar period, forming part of an international financial system that enabled secure cross-border access to funds. Unlike Letters of Introduction, which served primarily as identity credentials, the Letter of Credit functioned as a direct monetary instrument, allowing the holder to withdraw funds abroad through a structured and verifiable process. It stands as a precursor to modern traveler’s checks and early credit-based financial systems. ... Read more →

Poland 1937 — Free City of Gdańsk (Bank of Danzig) 20 Gulden Architectural Vignette (Bradbury Wilkinson and Company)

This engraved architectural vignette was produced by Bradbury Wilkinson and Company in New Malden, Surrey, as a direct design component for the 1937 Bank of Danzig 20 Gulden issue (Pick 63), issued under the authority of the Free City of Gdańsk. It is not a generic or stock engraving, but the exact central vignette incorporated into the final banknote design. The engraving depicts a monumental civic structure rendered with precise architectural detail and controlled perspective. ... Read more →