Description
A large house surrounded by formal gardens leading down to the River Thames where boats pass up and down
ou figures enlumlinees d'histoire naturelle du Nord
Two oyster sellers
no 17 Gough Square
Electrical discharge mb-code 1150412 A large house surrounded byStudy 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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