along with a few photos of some of the Edison-related items I’m lucky enough to own. He also owns Da Vinci's notebook http://www.reddit.com/r/todayilearned/com

along with a few photos of some of the Edison-related items I’m lucky enough to own. He also owns Da Vinci's notebook http://www.reddit.com/r/todayilearned/comments/1esdvq/til_bill_gates_purchased_the_codex_leicester_one/ http://www.reddit.com/r/todayilearned/comments/1esdvq/til_bi.... Must be nice to be a gazillionaire...