The Problem Of Increasing Human Energy With Special Reference To The Harnessing Of The Sun's Energy, Original Appearance, from Century Magazine

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37pp extract, printed in double columns, illustrated with 12 photographs after the author's electrical experiments now published for the first time according to the editor, removed from Century Magazine. Volume LX, No. 2, June, 1900, very clean and bright. Illustrations include burning the nitrogen of the atmosphere, a diagram of the three ways of increasing human energy, the first practical Telautomaton, an experiment to illustrate the supplying of electrical energy through a single wire without return, the experiment to illustrate the transmission of electrical energy through the earth without wire, a photographic view of the coils responding to electrical oscillations, a view of the essential parts of the electrical oscillator used in the experiment, an experiment to illustrate an inductive effect of an electrical oscillator of great power, the experiment to illustrate the capacity of the oscillator for producing electrical explosions, an experiment to illustrate the capacity of the oscillator for creating a great electrical movement, a photographic view of an experiment to illustrate the effect of an electrical oscillator delivering energy at a rate of seventy-five thousand horse-power, and small diagrams of wireless telegraphy mechanically illustrated, and obtaining energy from the ambient medium. Very scarce, important piece of the history of electrical science and engineering. N° de ref. del artículo 023342

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