Electrical discharge mb-code JS45045669 A car salesman showing the

A car salesman showing the car to a couple in a car showroom

King Alfonso XIII in a Hispano-Suiza car

Cranes are used to winch the goods up and down

a member of the King's Privy Council

Electrical discharge mb-code JS45045669 A car salesman showing theStudy of patterns produced by electrical discharges on surfaces revealed by dusting with powdered red lead and sulphur. Sometimes termed 'Lichtenberg figures'. These experiments were conducted at Cragside in Northumberland, England, using a Wimshurst machine (electrostatic generator) and two 10 gallon Leiden jars. Current was conveyed to two rod conductors with a spark gap at which coated wires discs or plates were positioned. Lord Armstrong exhibited