1870s Italian Theodolite Antique Earth Scientific Instrument of Measurement

Induction coil by Du Bois Reymond, also known as Sled of the Du Bois Reymond system designed around 1870 during electrophysiology studies by Emil Du Boi...

Box containing 6 dismounplate geometric solids of oak wood, height 20 cm, in their original wooden box complete with illustrative leaflet for calculating surfaces and volumes. Made for educational purposes for schools by Antonio Vallardi publisher in 1963. Box cm 24 x 40 H 12 cm. The origins of the publisher Vallardi date back to 1750 when founder Francesco Cesare (1736-1799) acquired a small craft in the heart of old Milan. In the early nineteenth century, the publishing house was noted for the production of works of art, geography and science, including a "Tour of Italy" which took twenty-two printings between 1819 and 1835. The complete works of various maps and directions for travel, including timetables and fares for transportation of the time, can be considered the first modern tourist guide. The firm "Vallardi" was born in 1843 and the company became industrial, with the opening of branches on national...

Wooden barometer with cedar wood trim at the edges, signed Caux Opticien Rue Rivoli près du Louvre Paris, mid-19th century; dial with the meteorological indications on paper printed ...

Box of compasses wood with rosewood veneer from the second mid-19th century, complete with key. In the center of the lid a rhombus-shaped brass medallion is engraved with the name...

Blown glass scientific instrument to evaluate the expansion of the liquids with the warmth. Italy circa 1900.

Blown glass scientific instrument to evaluate the expansion of the liquids with the warmth. Italy circa 1900.

This is an antique transit theodolite. An English, bronze and brass surveying instrument by AG Thornton of Manchester, dating to the Edwardian perio...

This is an antique scholar's microscope. An English, brass and enamelled metal scientific instrument by Henry Crouch, dating to the late Victorian period, circa 1900. Appealing micr...