Luxembourg 1956 Banque Internationale a Luxembourg 100 Francs Back Photographic Proof (Pick Unlisted)
Photographic proof of the reverse of the one hundred francs note of Banque Internationale à Luxembourg S.A., representing the finalized back design stage prior to full circulation printing. Produced in monochrome, this proof preserves the reverse layout in a production-ready state, including both compositional structure and serial placement logic. Read more →