Unique Solid brass tubing instrument

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 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...

La Filotecnica Ing A. Salmoiraghi Milan Centesimal tacheometer 133 b normal N. 55858 Catasto Italiano model of the second half of the 19th century, of burnished brass, complete with ...

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...

This is a vintage Fuller's Calculator. An English, Bakelite and brass cased mathematical instrument by Stanley of London, dating to the mid 20th century, circa 1950. Beautifully pre...

This is a rare antique ship's clinometer. An English, heavy brass maritime instrument by H. Hughes & Son of London, dating to the late Victorian period, circa 1900. Delightful nau...