Electrical discharge mb-artist William_Morgan BSA motorbike competing in the

BSA motorbike competing in the Motocross des Nations

Pictured during interview at The Hyatt

minus member Lee Thompson

Miller fecit

Electrical discharge mb-artist William_Morgan BSA motorbike competing in 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