Graphometer or semicircle, copper alloy
Summary
Michael Butterfield (ca. 1635–1724, worked 1678)
Public domain photograph of French art object, free to use, no copyright restrictions image - Picryl description
Public domain photograph of French art object, free to use, no copyright restrictions image - Picryl description
Tags
Date
1500 - 1599
Source
Metropolitan Museum of Art
Copyright info
Public Domain Dedication (CC0)