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Scientific American Supplement, No. 362, December 9, 1882   By:

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[Illustration]

SCIENTIFIC AMERICAN SUPPLEMENT NO. 362

NEW YORK, DECEMBER 9, 1882

Scientific American Supplement. Vol. XIV, No. 362.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

TABLE OF CONTENTS.

I. ENGINEERING AND MECHANICS Recent Improvements in Textile Machinery. Harris's revolving ring spinning frame. New electric stop motion. New positive motion loom. 6 figures.

Spinning Without a Mule. Harris's improvements in ring spinning.

New Binding Machines. 3 figures.

Flumes and their construction. 1 figure.

Chuwab's Rolling Mill for Dressing and Rounding Bar Iron. 9 figures.

Burning of Town Refuse at Leeds. 6 figures. Sections and elevations of destructor and carbonizer.

II. TECHNOLOGY AND CHEMISTRY. Friedrich Wohler. His labors and discoveries.

New Gas Burner. 3 figures. Grimstone's improved gas burner.

Defty's Improvements in Gas Burners and Heaters. 4 figures.

The Collotype in Practice.

Determination of Potassa in Manures. By M. E. DREYFUS.

III. HYGIENE, MEDICINE, ETC. The Air in Relation to Health. By Prof. C. F. CHANDLER.

The Plantain as a Styptic.

Bacteria.

IV. ELECTRICITY, ETC. Gustavo Trouvé and his Electrical Inventions. Portrait of Gustave Trouvé. Trouvé's electric boat competing in the regatta at Troyes.

Domestic Electricity. Loiseau's electric naphtha and gas lighters. Ranque's new form of lighter with extinguisher.

Theiler's Telephone Receiver. 2 figures.

An Electric Power Hammer. By MARCEL DEPRETZ. 1 figure.

Solignac's New Electric Lamp. 3 figures.

Mondos's Electric Lamp. 2 figures.

V. METALLURGY AND MINERALOGY. Aluminum. Its properties, cost, and uses.

The Origin and Relations of the Carbon Minerals. By J.S. NEWBERRY. An elaborate and extremely valuable review of the genesis of carbon minerals, and the modes and conditions of their occurrence.

Estimation of Sulphur in Iron and Steel. By GEORGE CRAIG. 1 figure.

VI. ARCHITECTURE, ETC. The Armitage House.

Suggestions in Architecture. An English country residence.

VII. BOTANY, HORTICULTURE, ETC. The Soy Bean. 1 figure. The Soy bean ( Soja hispida ).

Erica Cavendishiana. 1 figure.

Philesia Buxifolia. 1 figure.

Mahogany.

VIII. MISCELLANEOUS. Our Hebrew Population.

The Mysteries of Lake Baikal.

Traveling Sand Hills on Lake Ontario.

Animals in the Arts. Corals. The conch shell. Living beetles, etc. Pearls. Sepia and silk.

GUSTAVE TROUVÉ.

The accompanying portrait of M. Gustave Trouvé is taken from a small volume devoted to an account of his labors recently published by M. Georges Dary. M. Trouvé, who may be said to have had no ancestors from an electric point of view, was born in 1839 in the little village of Haye Descartes. He was sent by his parents to the College of Chinon, whence he entered the École des Arts et Metiers, and afterward went to Paris to work in the shop of a clock maker. This was an excellent apprenticeship for our future electrician, since it is in small works that electricity excels; and, if its domain is to be increased, it is only on condition that the electric mechanician shall never lose sight of the fact that he should be a clock maker, and that his fingers, to use M. Dumas's apt words, should possess at once the strength of those of the Titans and the delicacy of those of fairies. It was not long ere Trouvé set up a shop of his own, whither inventors flocked in crowds; and the work he did for these soon gave up to him the secrets of the art of creating... Continue reading book >>


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