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Volume LX, May - October, 1900, three-quarter red leather and green textured cloth, raised bands, gilt titles and decorations at spine, occasional minor scuffing at spine, overall very clean and bright, inside and out. Article is 37pp, printed in double columns, and illustrated after the author's electrical experiments with 12 photographs now published for the first time according to the editor. Includes an editorial note on Tesla at page 312. 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, only exceeded in scarcity by the single issue. Seller Inventory # 023293
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