The Codex Arundel
http://www.bl.uk/manuscripts/FullDisplay.aspx?ref=Arundel_MS_263 [www.bl.uk]
2017-08-03 00:45
Contents:Notebook of Leonardo da Vinci (‘The Codex Arundel’). A collection of papers written in Italian by Leonardo da Vinci (b. 1452, d. 1519), in his characteristic left-handed mirror-writing (reading from right to left), including diagrams, drawings and brief texts, covering a broad range of topics in science and art, as well as personal notes.
source: K