In good condition with slight traces of use
In perfect condition except for some superficial oxidation
Calculigraphe accounting pocketwatch 1876/1898 (System Boucher's Calculator) made by Henri Chatelain, Paris (HC) patent FR114520 and Otis King's Pocket Calculator serial number GB183723, dated 03/08/1922
Antique Surveyor on tripod with storage box, marked by the original wood gray
This Dewar vessel was used during the Second World War by a department that developed new weapons
For many years, the manometers hung as decoration in one of the offices of the Shell laboratory in Amsterdam North.
'Dental key' with horn handle with traces of use and ditto cleaning kit with loose ivory handle
In very beautiful and working condition.
Manufacturer: Iris Paris
Barometers - "200 jaar Antieke Barometers 1670-1870" - Interesting combination about Barometers, Development,Types and Technology - Richly illustrated with images and pictures.
In very good, used condition. Very rare
With barometer , hygrometer and thermometer.- Renault Leasing