Codex Atlanticus
…Codex Atlanticus, f. 30v., 1480 ca.). Reconstruction at the Museo nazionale della scienza e della tecnologia Leonardo da Vinci, Milan. Design for a giant crossbow Waterwheels and Archimedean screws History Leonardo composed the 1,119 leaves later collected in the Codex Atlanticus from 1478 to 1519. His…