A l'Infinitif (The White Box) is a meticulously assembled collection by Marcel Duchamp, featuring 79 facsimile notes organized within seven black paper folders, screenprinted on vinyl and mounted on Plexiglas. Created between 1966, this work offers an intimate glimpse into Duchamp's thought process, presenting handwritten notes, sketches, and ideas that illuminate the conceptual foundations behind his artistic practice. The White Box stands as a testament to Duchamp's enduring fascination with language, mathematics, and the intersection of art and intellect.