The Progress of Invention in the Nineteenth Century.
CHAPTER V.
THE DYNAMO AND ITS APPLICATIONS.
Observations of Faraday and Henry. Magneto-Electric Machines of Pixii, and of Saxton. Hjorth’s Dynamo of 1855. Wilde’s Machine of 1866. Siemens’ of 1867. Gramme’s of 1870. Tesla’s Polyphase Currents.