Manuscript page on the Sforza monument , by leonardo da vinci , 1493 , sketch and study , High Renaissance style , designs and sketches, Text, Diagram
A page of a book with a drawing on it.
A piece of paper has drawings and writing on it. The paper is yellowed with age. The drawings are drawn in black ink. The writing is written in a foreign language. There is a number 12.9 at the top right corner of the paper.