Sketch plans for trenches, schematic sketch of a pulley, and study of walls for a terraced weir; sketch on Leonardo's studies on the erection of the virile member; notes on mechanics. Image taken from f. 282 of More
Large diagram comprising concentric semicircles with parabolic lines; notes and sketches on six balance arms; sketches of an hydraulic device; notes on water. Image taken from f. 63v of Notebook ('The Codex Aru More
Notes and diagrams on optics; a diagram including an architectural detail; a note on the flight of birds with a sketch of a bird flying. Image taken from f. 134 of Notebook ('The Codex Arundel'). Written in Italian.
Notes and a diagram on optics, concerning the caustics of reflection; drawing of a lathe designed to manufacture concave mirrors; mathematical calculations. Image taken from f. 84v of Notebook ('The Codex Arund More
"Note and diagram on geometry (proportional compass); diagram on mechanics; a sulphur-based formula; a sketch of Leonardo's observation of a dyeing boiler ('caldaia dei tessitori con poco fuoco')." Image taken More
Notes and a diagram on optics, concerning the caustics of reflection; drawing of a lathe designed to manufacture concave mirrors; mathematical calculations. Image taken from f. 84v of Notebook ('The Codex Arund More