Sketch of fortifications of Porta del Prato in Florence  (ground floor plan) , by michelangelo , 1525 , sketch and study , Mannerism (Late Renaissance) style , Fortifications in Florence, Text, Line
A drawing of a star with writing on it.
A drawing of a star is on a piece of paper. The paper appears to be old and worn. There are many lines drawn on the paper. There is some writing on the bottom of the paper as well. 