1870s Brass Cathetometer Signed G. Coradi Zurich Antique Scientific Instrument

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...

Topographic level signed W.F Stanley of burnished brass, from the second half of the 19th century. In excellent condition and complete with original mahogany box with brass hinges an...

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 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...

This is an antique surveyor's level. An English, brass scientific instrument by J. Halden & Sons of Manchester, dating to the early 20th century, circ...

This is an antique rolling parallel rule. An English, brass scientific instrument to aid navigation, dating to the Edwardian period, circa 1910. Attractive period instrument withi...

Antique print titled 'A curious Instrument which shews the Hour of the Day (..)'. Print of a scientific instrument. This print originates from 'The Gentleman's Magazine'. Artists a...

This is a large vintage pantagraph. An English, brass scientific mapping instrument, dating to the mid-20th century, circa 1950. Fascinating scale and mechanical interest Displays a...