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Scientific American Supplement, No. 360, November 25, 1882   By:

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[Illustration]

SCIENTIFIC AMERICAN SUPPLEMENT NO. 360

NEW YORK, NOVEMBER 25, 1882

Scientific American Supplement. Vol. XIV, No. 360.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

TABLE OF CONTENTS.

I. ENGINEERING AND MECHANICS. Soaking Pits for Steel Ingots. On the successful rolling of steel ingots with their own initial heat by means of the soaking pit process. By JOHN GJERS. 6 figures. Gjers' soaking pits for steel ingots.

Tempering by compression. L. Clemandot's process.

Economical Steam Power. By WILLIAM BARNET LE VAN.

Mississippi River Improvements near St. Louis, Mo.

Bunte's Burette for the Analysis of Furnace Gases. 2 figures.

The "Universal" Gas Engine. 8 figures. Improved gas engine.

Gas Furnace for Baking Refractory Products. 1 figure.

The Efficiency of Fans. 5 figures.

Machine for Compressing Coal Refuse into Fuel. 1 figure. Bilan's machine.

Hank Sizing and Wringing Machine. 1 figure.

Improved Coke Breaker. 2 figures.

Improvements in Printing Machinery. 2 figures.

II. TECHNOLOGY AND CHEMISTRY. Apparatus for Obtaining Pure Water for Photographic Use. 3 figures.

Black Phosphorus. By P THENARD.

Composition of Steep Water

Schreiber's Apparatus for Revivifying Bone Black. 5 figures. Plant: elevation and plan. Views of elevation. Continuous furnace.

Soap and its Manufacture from a Consumer's Point of View. (Continued from SUPPLEMENT, No. 330).

Cotton seed Oil. By S. S. BRADFORD.

On some Apparatus that Permit of Entering Flames. Chevalier Aldini's wire gauze and asbestos protectors. Brewster's account of test experiments.

III. ELECTRICITY, LIGHT. ETC. On a New Arc Electric Lamp. By W. H. PREECE. 6 figures The Abdank system. The lamp. The Electro magnet. The Cut off. The electrical arrangement.

Utilization of Solar Heat.

IV. NATURAL HISTORY. The Ocellated Pheasant. 1 figure.

The Maidenhair Tree in the Gardens at Broadlands, Hants, England. 1 figure.

The Woods of America. The Jessup collection in the American Museum of Natural History, Central Park, and the characteristics of the specimens.

V. AGRICULTURE, ETC. An Industrial Revolution. Increase in the number of farms.

A Farmer's Lime Kiln. 3 figures.

The Manufacture of Apple Jelly.

Improved Grape Bags. 4 figures.

VI. ARCHITECTURE, ETC. The Building Stone Supply. Granite and its sources. Sandstone. Blue and gray limestone. Marble. Slate. Other stones. A valuable summary of the sources and uses of quarry products.

VII. ASTRONOMY. ETC. How to Establish a True Meridian. By Prof. L. M. HAUPT. Introduction. Definitions. To find the azemuth of Polaris. Applications, etc.

VIII. MISCELLANEOUS. A Characteristic Mining "Rush." The Prospective Mining Center of Southern New Mexico.

The Food and Energy of Man. By Prof. DE CHAUMONT. Original food of man. Function of food. Classes of alimentary substances. Quantity of food. Importance of varied diet.

Rattlesnake Poison. Its Antidotes. By H. H. CROFT.

The Chinese Sign Manual. The ethnic bearing of skin furrows on the hand.

Lucidity. Matthew Arnold's remarks at the reopening of the Liverpool University College and School of Medicine.

SOAKING PITS FOR STEEL INGOTS.

ON THE SUCCESSFUL ROLLING OF STEEL INGOTS WITH THEIR OWN INITIAL HEAT BY MEANS OF THE SOAKING PIT PROCESS.

By Mr. JOHN GJERS, Middlesbrough... Continue reading book >>


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