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The accompanying text states that: 'The form of the capsules may be understood from the figure
either side contains text in German
a tunic and a flat cap with feather
'Muffins and Crumpets
Electrical discharge mb-height 783 The accompanying text states that:Study 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
US$ 128.00
US$ 10.00
US$ 45.00
US$ 272.50
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