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Scientific American Supplement, No. 717, September 28, 1889   By:

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In Scientific American Supplement, No. 717, September 28, 1889, Various authors present a collection of fascinating articles on a wide range of scientific topics. From detailed reports on the latest advancements in technology to discussions on important scientific principles, this supplement offers readers a comprehensive look at the state of science in the late 19th century.

One particularly interesting article in this supplement focuses on the potential benefits of utilizing trolley wires for telegraphy, highlighting the innovative ways in which technology was being adapted for various uses. Another article explores the concept of bird migrations and offers insight into the methods used to study and understand this intriguing phenomenon.

Overall, this supplement is a valuable resource for anyone interested in the history of science and technology. The articles are well-written and informative, providing a glimpse into the scientific achievements and discoveries of the time. Readers will undoubtedly find themselves engrossed in the fascinating content presented in this issue of Scientific American Supplement.

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SCIENTIFIC AMERICAN SUPPLEMENT NO. 717

NEW YORK, SEPTEMBER 28, 1889.

Scientific American Supplement. Vol. XXVIII., No. 717.

Scientific American established 1845.

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

TABLE OF CONTENTS.

I. CIVIL ENGINEERING. The Girard Hydraulic Railway. One of the great curiosities of the Paris exposition, the almost frictionless railway, with sectional illustrations of its structure. 8 illustrations. 11451

II. ELECTRICITY. Early Electric Lighting. Electric lighting in Salem in 1859, a very curious piece of early history. 11458

Electric Motor for Alternating Currents. A motor on an entirely new principle for the application of the alternating current with results obtained, and the economic outlook of the invention. 11458

Portable Electric Light. A lamp for military and other use, in which the prime motor, including the boiler and the lamp itself, are carried on one carriage. 1 illustration. 11458

The Electric Age. By CHARLES CARLETON COFFIN. A short resume of the initial achievements of modern electricity... Continue reading book >>


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