The Lost Code

Explosion Proof Telephone

Before 1956
Iron
Di. 26 cm
In the dust-laden surroundings of Biscuiterie Leclerc, where cereals created volatile and inflammable quantities of dust, the telephone had to be designed so that it could be used without fear of triggering an explosion.
Telephone manufacturer: Bell System and Western Electric
Musée L'Aventure Leclerc Collection