Collection PL

Japan 1989 - Komori Currency Technology Intaglio Test Note Mr. Komori

Large-format intaglio test piece produced by Komori Currency Technology on genuine banknote paper. The face presents a finely engraved portrait of Mr. Komori alongside dense Asiatic floral scrolls and security guilloché intended to demonstrate line fidelity, tonal build, and plate pressure control. ... Read more →

El Salvador 1996 - 25 Colones Face Die Proof (Pick 149p)

Large-format face die proof prepared by De La Rue in 1996 for the forthcoming 25 Colones issue later released 1997–1999 (SCWPM Pick 149 and subsequent variant Pick 155). The engraving depicts the Pirámide de San Andrés archaeological complex-an emblem of national heritage-rendered in tight intaglio with wide proof margins and a blank reverse. Functionally, die proofs are the printer’s finalized master impressions taken directly from the face die to verify line integrity, color separation, and registration before plate duplication and production. ... Read more →

United States ca. 1970s – C.O.P.E. Experimental Test Note Serial A82432955A

Blank-format experimental note printed by the Bureau of Engraving and Printing during the 1970s as part of internal testing for the C.O.P.E. (Currency Overprinting and Processing Equipment) program. This machinery represented a major modernization step in U.S. ... Read more →

New Zealand 1968 - 1 Dollar (Pick 163bs, Wilks Signature, Perforated 'SPECIMEN OF NO VALUE', Serial 5J000000, PCGS 66 PPQ Gem New)

Perforated specimen of the 1968 one-dollar issue bearing the signature of D.L. Wilks, issued during the 1968-1975 period following the initial decimal introduction of 1967. Wilks succeeded Roderick Ninian Fleming, marking the continuation of New Zealand’s decimal currency system beyond its inaugural phase. ... Read more →