ANEROID BAROMETERS, BAROGRAPHS and THERMOMETERS
A late 19th-Century oxidised-brass surveying aneroid,
Details
A late 19th-Century oxidised-brass surveying aneroid,
by W. Wilson & Sons, 313 High Holborn, London, with fine blued-steel needle, silvered dial, the cursor with magnifier -- 3in. (7.6cm.) dia., mounted on mahogany display stand, overall height -- 6 1/8in. (15.5cm.)
by W. Wilson & Sons, 313 High Holborn, London, with fine blued-steel needle, silvered dial, the cursor with magnifier -- 3in. (7.6cm.) dia., mounted on mahogany display stand, overall height -- 6 1/8in. (15.5cm.)