Atkinson, Philip. [from old catalog] · New York, The Century co. · leaf 45
, orsome other thin sheet-metal, except three orfour inches at top, leftuncoated for insula-tion between the coatedsurfaces. This jar isclosed with an insu-lating cover, throughwhich a brass rod ex-tends to the inside coat-ing, and terminatesabove in a ball.When a charge of electricity is given to… … Fig. 7. STATIC ELECTRICITY. 25 In this way a charge of very high electric energy maybe accumulated, varying in proportion to the area ofcoated surface. This surface may be produced in a singlejar, or in a number of jars connected together as a Ley den
Electricity
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