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The American Flour Trade

The Berlin International Fisheries Exhibition

The Carrying Trade of the World

Utilization of Small Streams

Native Sports at Candahar

Tar, Pitch, and Turpentine

Railroad Sinks

Boilers Set in Masonry

The Vesuvius Railway

High Railway Speeds

By W. Barnet Le Van

The Tessie Gas Producer

Artists' Homes.—No. 4

Improvements in Violins

The Berthon Duplex Dingy

Telephone with Magnetic Super-Excitation

By M. Ader

The Origin of Falling Motion

By Charles Morris

Navigation of the Air-Flighty Aspirations

By Fred. W. Brearey

On an Improvement in the Sprengel Pump

By O. N. Rood

Constitution of Nebule

Magnetic and Diamagnetic Elements


“Tonga” —A Remedy for Neuralgia

Remedy for Dyspepsia, Constipation, Sick Headache, Etc.

On Some Points Connected with Terrestrial Magnetism

Headache and Exertion of the Exhausted Brain

Chemical Society, London

An Improved Surgical Needle

Gases in Aluminum and Magnesium

By M. Dumas

Protection Against Forgeries-Photographic and Otherwise

By John Spiller

New Reaction With Gum

By C. Reichel

Chemical Stability of Matter in Sonorous Vibration

The Frog-Poison of the Natives of Colombia

Preparation of Malonic Acid

By E. Bourgoin

A Botanist in Southern California

By Joseph F. James


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    August 07, 1880

    20% Sitewide for President's Day