Discoveries and inventions of the nineteenth century (1905)
Routledge, Robert · London : G. Routledge and Sons · leaf 547
tion of action have been attained.Our space permits a description of only two forms, and these must be de-scribed without a discussion of the principles upon which their increased ELECTRICITY. 495 lefficiency depends. Daniells constant cell is represented in Fig. 259, whereD is a battery of ten…
Inventions
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