If you mean the drawing by Leonardo da vinci, it was drawn with pen and ink.
Leonardo Da Vinci's first painting was the "Virgin of the Rocks", it was completed in 1480
Very seldom, but here is one example is his drawing called Valley of the Arno from 1473 Click link below to see it!
Valley is a noun. But it is used as an 'adjunct' or adjective to describe things in or about a valley: valley floor, valley streams, valley residents.
No particular river, even though the river through Florence is the Arno.
Isohytes are lines drawn on maps joining places of equal rainfall.
Leonardo Da Vinci- the Italian painter who also painted the Mona Lisa
The Arno River
Leonardo Da Vinci's first painting was the "Virgin of the Rocks", it was completed in 1480
Adrienne Arno goes by A.M. Arno.
Arno Jansen has written: 'Ausstellung Arno Jansen'
arno river
Arno Babadzhanyan's birth name is Babadzhanyan, Arno Arutyunovich.
Walter Arno has written: 'Arno' -- subject(s): Exhibitions
Arno Virtanen's birth name is Martti Arno Kaleva Virtanen.
The River Arno is in Italy.
Arno Reckers was born in 1957.
Arno Reckers is 183 cm.