In 1994, he purchased Leonardo da Vinci's "Codex Leicester," a manuscript that dates back to the 16th century. He paid $30.8 million for the journal at ... the 72-page notebook provides a rare ...

DICK:'Because Leonardo left behind thousands of pages of notes in his secretive journals. DICK:'Da Vinci's genius idea was to invent stuff that was centuries ahead of its time.' 1200:00:59:06 ...