Treatise on Measurement , by albrecht durer , 1525 , sketch and study , Northern Renaissance style , from the series Instruction in measurement with compass and ruler, in lines, planes, and whole bodies , Text, Document, Font, Paper product
A page of a book with a spiral design on it.
A page from an old book is yellowed with age. The page is written in a foreign language. There is a circle drawn on the page. The circle is made up of many lines and dots. There are also numbers inside of the circle. 