Leonardo da Vinci wrote most of his personal notes in mirror. The purpose of this practice by da Vinci remains unknown.pic.twitter.com/AHelwIY8gO
8:03 AM - 10 Nov 2016
0 replies
10 retweets
13 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.