SURVEYING INSTRUMENTS
A clinometer by Casella
细节
A clinometer by Casella
in oxidised-brass, with circular silvered-dial, divided 0°-90° (x 4), clamp and telescope, on three feet and mounting bush -- 3in.(7.5cm.)wide, in shaped leather-covered case
in oxidised-brass, with circular silvered-dial, divided 0°-90° (x 4), clamp and telescope, on three feet and mounting bush -- 3in.(7.5cm.)wide, in shaped leather-covered case