Leonardo da Vinci is known for having managed to make many important discoveries in his life, to create many important inventions and to make his unforgettable contribution to the development of mankind. How did he do it? Perhaps he was a genius and all discoveries-inventions were given to him without difficulty. Maybe he slept a little, no more than 4 hours a day, and the rest of the time he worked tirelessly. There may be a dozen other versions and their combination. But the historian Toby Lester translated into English (with his explanations in brackets) the To-Do leaf of the end of the 15th century (approximately 1490s) from a notebook by Leonardo da Vinci. Picture (large) under the cut.
Leonardo planned not only to study, think, speculate and create something, but also to skate and draw Milan.
Read more in English here . ')
UPD. The person reading Habr translated the picture for us. His mail is moverussia [at] gmail.com (perhaps someone will want to invite him and there is such an opportunity).
to do *** [count]measure Milan and suburb * -> [find] a book belonging to Milan and his churches , which was seen in the office on the way to Cordusio Measure Corte Vecchio (Courtyard in the palace of Duke) [open]measure castelo (Duke's palace itself) * Contact the Master of Arithmetic to show how the area of a triangle is calculated (probably an accountant / accountant) * contact Messea Fazio (professor of medicine and law in Pavia ) to show the proportions * contact the monk Brera (at the Monastery of Benedict in Milan) to show De Ponderibus(medieval text about mechanics) -> [tell] Gianino, the scorer, the method by which the Tower of Ferrara is surrounded by a wall without loopholes [ask] Benedetto Portinari (flower shop) How does he walk on the ice in Flanders ?? * draw milan * * Ask Maestro Antonio how to install mortars on bastions during the day or night. [explore]Crossbow Maestro Gianetto Find the master of hydraulics and ask him to tell me how to fix the airlock, chute and mill in the pawnshop -> [Ask about] To measure the sun , promised me Maestro Giovanni Francese * -> contact Vitolione (medieval author of text on optics ) In the library at Pavia , which is engaged in mathematics