The Da Vinci Notebooks at sacred-texts.com
Begun by me, Leonardo da Vinci, on the l2th of July 1505.
416:701 : Thus he writes on the first page of the MS. The title is on the foregoing coversheet as follows: Libro titolato disstrafformatione coe (cioè) d'un corpo nvn (in un) altro sanza diminuitione e acresscemento di materia.