"Le Modulor" fountain pen and business card case based upon the famous architect, designer, urbanist and writer's "Le Modulor" theory, formulated in 1942 to facilitate architecture on a human scale, the pen features a black background with silver imagery and Le Corbusier's signature. Artist's signature is engraved on the cap band and "ACME" is on the clip. The pen is presented in a ACME metal box with a black sleeve and ACME literature.