A Treatise on Meteorological Instruments - Negretti & Zambra Seven Day Razor Set As if all of the

As if all of the above was not enough

the trademark now rests under the ownership of Carlsberg Breweries

This rare and early example is comprised of a Bakelite rectangular base with input to the front for an additional discharge wand and the manufacturer transfer to the front stating “Physica”

This large wall barometer is 65cms high and 50cms wide

Henry Gregory

A Treatise on Meteorological Instruments - Negretti & Zambra Seven Day Razor Set As if all of theThis treatise on meteorological instruments was first published in 1864 by the partnership of Henry Negretti and Joseph Zambra, meteorological instrument makers to Queen Victoria, and describes the method of construction, scientific principles and practical uses of barometers, thermometers, hygrometers, rain gauges, anemometers, electrometers, ozonometers and other meteorological instruments. The instruments are fully described, with the help of