Nautical instruments
Brass Chart Magnifier in black box – ca. 1900
Very nice and little used brass and adjustable chart magnifier in carton box. The lens screws up or down for sharp focus. Each of the three legs have ball feet for easy gliding over map.
Date: ca. 1900
HD: 4.5 x 5.5 cm
Signed: not signed
Origin: France or England
Condition: perfect