Electrical discharge mb-artist Henri_Jean-Baptist_Victoire_Fradelle showing the male and female

showing the male and female wards

John Smeaton's ground floor plan for the Weevill Brewery

'A Legend of Camelot - Part 3'

A man dressed in a costume playing a cello

Is this here ring gould

Electrical discharge mb-artist Henri_Jean-Baptist_Victoire_Fradelle showing the male and femaleStudy 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