Luxembourg 24 November 1965 β 20 Francs Back Photographic Proof (Pick 54, Final Layout Stage)
Back-side photographic proof of the twenty francs issue of the Grand Duchy of Luxembourg, dated 24 November 1965, representing the finalized reverse layout aligned with the design later adopted for the issued note (Pick 54). Printed in monochrome and mounted on archival cardstock, this example captures the reverse composition at the point of final structural approval. The central vignette depicts the engineered river valley with integrated water control structures, matching the configuration used in the issued series. ... Read more β