1920s Chromed Brass Pocket Compass Antique Travelling Scientific Instrument

Brass travel nautical surveying compass circa 1920, complete with original leather case, signed The Magnapole Patent 22598. Small compass used away from magnetic fields to verify the...

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 mechanical engine indicator. A Scottish, brass scientific instrument by Dobbie-McInnes of Glasgow, dating to the early 20th century, circa 1920. Presenting a gr...

This is an antique vineyard setter's compass. A French, brass surveyor's instrument with mahogany case and stand, dating to the late Victorian period, c...