METEORLOGICAL INSTRUMENTS
NEGRETTI & ZAMBRA, London
Details
NEGRETTI & ZAMBRA, London
A silvered-brass weather forecaster, with barometric preassure scale, twin rotating discs for wind direction and preassure status, above cylindrical index for forecast, on metal stand -- 5½in.(14cm.)high; and a brass circular weather forecaster, on folding stand -- 4¾in.(12cm.)diam., circa 1915 (2)
A silvered-brass weather forecaster, with barometric preassure scale, twin rotating discs for wind direction and preassure status, above cylindrical index for forecast, on metal stand -- 5½in.(14cm.)high; and a brass circular weather forecaster, on folding stand -- 4¾in.(12cm.)diam., circa 1915 (2)