Electrical discharge silver tray Young pop stars gathered at

Young pop stars gathered at the Albert Memorial in London for a bread and water lunch to draw attention to Oxfam's Christmas appeal

'Three Cranes Wharf'

Millefiore

Marquess of Argyll (1605/7-1661) by David Scougall (active 1654-1677) Scottish painter

Electrical discharge silver tray Young pop stars gathered atStudy 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