ewan q
Hygrometer.
The sketches are not dated.
My thought on it is, he was born to invent, he was brilliant.... Also his real name is, Leonardo di ser Piero da Vinci, not many people know that... Well, I did'nt anyway?
Click link below to read about it!
Of Cancer!
No
No.
technically, he didn't invent it, he designed it!
That is easy: he did not!
hes mean
yes
No, da Vinci did not invent the ruler. In fact, rulers have been used since 1500 BC by members of the Indus Valley Civilization.
Yes, kind of.
1967
when he was alive
He didn't