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original: "Les Manuscrits de Léonard de Vinci"
original: "reproduction interdite"
This is the primary title page for a landmark 19th-century project. These volumes were instrumental in bringing Leonardo’s private thoughts—originally written in his famous "mirror script" (backwards)—to a wider European audience through careful transcription and translation into French.
Manuscripts: Hand-written documents. In the context of Leonardo da Vinci, this refers to thousands of pages of personal notebooks filled with scientific observations, engineering designs, and artistic theories.