Description

13th August 1943

Jack Oakes and Don Welsh at The Valley

A lady and gentleman in theatrical costume in the stocks

one belonging to P

A Chimpanzee in paradise at Twycross Zoo

Electrical discharge Finish:10-pack 13th August 1943Study 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

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Electrical discharge Finish:10-pack 13th August 1943

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