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Scientific American Supplement, No. 275, April 9, 1881   By:

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Scientific American Supplement. Vol. XI, No. 275.

Scientific American established 1845

Scientific American Supplement, $5 a year.

Scientific American and Supplement, $7 a year.


I. ENGINEERING AND MECHANICS. The Various Modes of Transmitting Power to a Distance. (Continued from No. 274.) By ARTHUR ARCHARD. of Geneva. II. Compressed Air. III. Transmission by Pressure Water. IV. Transmission by Electricity. General Results

The Hotchkiss Revolving Gun

Floating Pontoon Dock. 2 figures. Improved floating pontoon dock

II. TECHNOLOGY AND CHEMISTRY. Wheat and Wheat Bread. By H. MEGE MOURIES. Color in bread. Anatomical structure and chemical composition of wheat. Embryo and coating of the embryo. Cerealine Phosphate of calcium. 1 figure, section of a grain of wheat, magnified.

Origin of New Process Milling. Special report to the Census Bureau. By ALBERT HOPPIN. Present status of milling structures and machinery in Minneapolis by Special Census Agent C. W. JOHNSON. Communication from GEORGE T. SMITH.

Tap for Effervescing Liquids. 1 figure.

London Chemical Society. Notes. Pentathionic acid, Mr. VIVIAN LEWES. Hydrocarbons from Rosin Spirit. Dr. ARMSTRONG. On the Determination of the Relative Weight of Single Molecules. E. VOGEL. On the Synthetical Production of Ammonia by the Combination of Hydrogen and Nitrogen in the Presence of Heated Spongy Platinum, G. S. JOHNSON. On the Oxidation of Organic Matter in Water, A. DOWNS.

Rose Oil, or Otto of Roses. By CHAS. G. WARNFORD LOCK. Sources of rose oil. History Where rose gardens are now cultivated for oil. Methods of cultivation. Processes of distillation. Adulterations

A New Method of Preparing Metatoluidine. By OSCAR WIDMAN.

III. AGRICULTURE, HORTICULTURE, ETC. The Guenon Milk Mirror. 1 figure. Escutcheon of the Jersey Bull Calf, Grand Mirror.

Two Good Lawn Trees

Cutting Sods for Lawns

Horticultural Notes: New apples, pears, grapes, etc. Discussion on Grapes. Western New York Society. New peaches. Insects affecting horticulture. Insect destroyers.

Observations on the Salmon of the Pacific. By DAVID S. JORDAN and CHARLES B. GILBERT. Valuable census report.

IV. LIGHT, ELECTRICITY ETC. Relation between Electricity and Light. Dr. O. T. Lodge's lecture before the London Institute.

Interesting Electrical Researches by Dr. Warren de La Rue and Dr. Hugo Miller.

Telephony by Thermic Currents

The Telectroscope. By Moxs. SENLECQ. 5 figures. A successful apparatus for transmitting and reproducing camera pictures by electricity.

V. HYGIENE, MEDICINE, ETC. Rapid Breathing as a Pain Obtunde in Minor Surgery, Obstetrics, the General Practice of Medicine, and of Dentistry. Dr. W. G. A. Bonwill's paper before the Philadelphia County Medical Society. 8 figures. Sphygmographic tracings.

VI. ARCHITECTURE, ART, ETC. Artist's Homes. No. 11. "Weirleigh." Residence of Harrison Weir. Perspective and plans.



In consequence of the interest that has been recently excited on the subject of bread reform, we have, says the London Miller , translated the interesting contribution of H. Mège Mouriès to the Imperial and Central Society of Agriculture of France, and subsequently published in a separate form in 1860, on "Wheat and Wheat Bread," with the illustration prepared by the author for the contribution. The author says: "I repeat in this pamphlet the principal facts put forth in the notes issued by me, and in the reports furnished by Mr... Continue reading book >>

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