Details
A late 19th-Century pocket thermometer,
with expanding coil operating a quadrant gear and fine hairspring with blued-steel needle, the dial engraved Reaumur Centigrade Fahrenheit, the reverse signed Salom & Co. Edinburgh and London, with suspension loop -- 2 1/8in. (5.4cm.) dia. (rear glass loose)
with expanding coil operating a quadrant gear and fine hairspring with blued-steel needle, the dial engraved Reaumur Centigrade Fahrenheit, the reverse signed Salom & Co. Edinburgh and London, with suspension loop -- 2 1/8in. (5.4cm.) dia. (rear glass loose)