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قراءة كتاب Scientific American Supplement, No. 643, April 28, 1888

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‏اللغة: English
Scientific American Supplement, No. 643, April 28, 1888

Scientific American Supplement, No. 643, April 28, 1888

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دار النشر: Project Gutenberg
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SCIENTIFIC AMERICAN SUPPLEMENT NO. 643

NEW YORK, APRIL 28, 1888

Scientific American Supplement. Vol. XXV., No. 643.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.

TABLE OF CONTENTS.

TABLE OF CONTENTS
I. ARCHÆOLOGY.—The Subterranean Temples of India.—The subterranean temples of India described and illustrated, the wonderful works of the ancient dwellers in Hindostan.—3 illustrations. 10275
II. BIOGRAPHY.—General F. Perrier.—Portrait and biography of the French geodesian, his triangulations in Algiers and Corsica. —1 illustration. 10264
The Crown Prince of Germany—Prince William and his son.— Biographical note of Prince William, the heir to the German throne.—1 illustration. 10263
III. BIOLOGY.—Poisons.—Abstract of a lecture by Prof. MEYMOTT TIDY, giving the relations of poisons to life. 10273
The President's Annual Address to the Royal Microscopical Society. —The theory of putrefaction and putrefactive organisms. —Exhaustive review of the subject. 10264
IV. CHEMISTRY.—Molecular Weights.—A new and simple method of determining molecular weights for unvolatilizable substances. 10271
V. CIVIL ENGINEERING.—Concrete.—By JOHN LUNDIE.—A practical paper on the above subject.—The uses and proper methods of handling concrete, machine mixing contrasted with hand mixing. 10267
Timber and Some of its Diseases.—By H. MARSHALL WARD.— The continuation of this important treatise on timber destruction, the fungi affecting wood, and treatment of the troubles arising therefrom. 10277
VI. ENGINEERING.—Estrade's High Speed Locomotive.—A comparative review of the engineering features of M. Estrade's new engine, designed for speeds of 77 to 80 miles an hour.—1 illustration. 10266
Machine Designing.—By JOHN B. SWEET.—First portion of a Franklin Institute lecture on this eminently practical subject.—2 illustrations. 10267
VII. METEOROLOGY.—The Peak of Teneriffe.—Electrical and meteorological observations on the summit of Teneriffe. 10265
VIII. MISCELLANEOUS.—Analysis of a Hand Fire Grenade.—By CHAS. CATLETT and R.C. PRICE.—The contents of a fire grenade and its origin. 10271
How to Catch and Preserve Moths and Butterflies.—Practical directions for collectors. 10275
The Clavi Harp.—A new instrument, a harp played by means of keys arranged on a keyboard—1 illustration. 10275
Inquiries Regarding the Incubator.—By P.H. JACOBS.—Notes concerning the incubator described in a previous issue (Supplement, No. 630).—Practical points. 10265
IX. PHYSICS.—The Direct Optical Projection of Electro-dynamic Lines of Force, and other Electro-dynamic Phenomena.—By Prof. J.W. MOORE—Second portion of this profusely illustrated paper, giving a great variety of experiments on the phenomena of loop-shaped conductors.—26 illustrations. 10272
The Mechanics of a Liquid.—An ingenious method of measuring the volume of fibrous and porous substances without immersion in any liquid.—1 illustration. 10269
X. PHYSIOLOGY.—Artificial Mother for Infants.—An apparatus resembling an incubator for infants that are prematurely born.—Results attained by its use.—1 illustration. 10274
Gastrostomy.—Artificial feeding for cases of obstructed œsophagus.—The apparatus and its application.—2 illustrations. 10274
XI.

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