Collection PL

Poland 1926 — Bank Polski 10 Zlotych Archival Watermarked Paper (Miłczak 64)

Blank paper stock prepared for the 1926 10 Zlotych issue, classified by PMG as Watermarked Paper. This piece represents the base security paper manufactured for the early interwar 10 Zł notes before the final design was printed. It bears the undated watermark reading 'Bolesław Chrobry 10 ZŁ' (Milczak type), positioned diagonally across the sheet and visible when held to light. ... Read more →

Poland 1928 — Bank Polski 20 Zlotych Archival Watermarked Paper (Miłczak 67)

This archival sheet represents an original watermark paper prepared by Thomas De La Rue and Company Limited in London for the 20 złotych banknote dated 2 January 1928 for Bank Polski. The banknote itself was never introduced into circulation, and surviving material from this project is known almost exclusively in specimen form. The present piece preserves the production substrate — the multitone watermark paper — rather than a printed banknote. ... Read more →

Confederate States of America 1864 — CSA No Denomination Archival Watermarked Paper

Blank watermarked paper stock prepared for Confederate Treasury note production during the Civil War period, certified by PCGS as CSA Watermarked Paper. This archival sheet represents original Confederate paper bearing the large embedded 'CSA' watermark, visible under transmitted light. The watermark was introduced as a security measure in the Confederacy’s later issues, particularly during 1864 production, as counterfeiting became increasingly widespread under wartime conditions. ... Read more →