a brass single-arm drawing protractor
By J.M. Kleman & Zoon, Amsterdam, early 19th Century
signed J.M. Kleman & Zoon Fecerunt Amstd - in fitted case
37cm. long
a brass single-arm drawing protractor
By J.M. Kleman & Zoon, Amsterdam, early 19th Century
signed J.M. Kleman & Zoon Fecerunt Amstd - in fitted case
37cm. long
