The elements of dynamic electricity and magnetism (1903)
Atkinson, Philip. [from old catalog] · New York, D. Van Nostrand company · leaf 46
Fig II.Fig. 12 shows how the same cells may be joined inparallel. … Fig. 12. 30 DYNAMIC ELECTRICITY AND MAGNETISM. Fig. 13 shows a combination of two series of threecells each, and these series joined in parallel; and FigJ
Electricity · Magnetism
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