// BIBLIOTECA AMBROSIANA · MILANCodex Atlanticus
Codice Atlantico
The largest single collection of Leonardo's papers — 1,119 leaves spanning 1478–1519. A vast compendium of mechanics, mathematics, astronomy, botany, flight, weaponry and architecture, assembled by the sculptor Pompeo Leoni and held at the Biblioteca Ambrosiana in Milan.
01 // PROVENANCEBiblioteca Ambrosiana
Milan — where the original survives today.
02 // EXTENT1,119 folios
2,238 high-resolution images, 2,238 transcribed pages.
03 // ACCESSOpen in the Library
Browse every leaf in full resolution — recto and verso, zoomable to the grain of the paper.