Electrical discharge mb-height 783 'Muffins and Crumpets

'Muffins and Crumpets

and describing the proper mode of treatment to prevent irregularities of the teeth by Joseph Fox (London

either side contains text in German

Major towns were designated as county boroughs

Monoscopic view from a stereo image used to produce Plate 24 figure 8 from the paper "On the construction of specula of six-feet aperture

Electrical discharge mb-height 783 'Muffins and CrumpetsStudy 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