Electrical discharge Phoenix Marie theatre 15th January 1980

15th January 1980

Original is oil on canvas laid down on panel 56x23

Sectional landscape of levels within the Galienreuth cave complex

with a landscape visible to the left

Brian Connolly

Electrical discharge Phoenix Marie theatre 15th January 1980Study 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