Codex Atlanticus

documents by Leonardo da Vinci

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June 24, 2026

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The Codex Atlanticus is the largest collection of scientific and artistic studies by Leonardo da Vinci, comprising over 10,000 pages of his notes and illustrations. Collected by Pompeo Leoni in the late 16th century, it is named for its atlas-like size.12

The codex covers a vast range of subjects, including Leonardo's anatomical studies, architectural designs, and treatises on mechanics. It showcases his inventive spirit and keen observation, reflecting his belief that "knowing how to see" was the key to knowledge. While Leonardo was an accomplished architect and engineer, his designs for buildings and machines, such as flying machines and a tank-like vehicle, were often ahead of their time and lacked adequate power sources for practical application. The codex provides invaluable insight into the Renaissance mind and the breadth of Leonardo's genius.1234

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Leonardo da Vinci
The notebooks
…Biblioteca Ambrosiana in Milan, called Codex Atlanticus because it is the size of an atlas, was collected by the sculptor Pompeo Leoni at the end of the 16th century. Its companion volume, after a roundabout journey, fell into the possession of the English crown in the 17th century and was…
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…Biblioteca Ambrosiana in Milan, called Codex Atlanticus because it is the size of an atlas, was collected by the sculptor Pompeo Leoni at the end of the 16th century. Its companion volume, after a roundabout journey, fell into the possession of the English crown in the 17th century and was…
Read More

parachute
Development and military applications
…concept, is found in the Codex Atlanticus, a compilation of some 1,000 pages from Leonardo da Vinci’s notebooks (c. 1478–1518). However, there is no evidence suggesting that da Vinci ever actually constructed such a device.
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…concept, is found in the Codex Atlanticus, a compilation of some 1,000 pages from Leonardo da Vinci’s notebooks (c. 1478–1518). However, there is no evidence suggesting that da Vinci ever actually constructed such a device.
Read More