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Gold in North Carolina

By Frederic Moore

The Coal Fields of the United States

Wells of Southern California

Agriculture in Siberia

The Names of Stars

Storage of Water on Kings River

Rare Finds in Armenia

Archæological Discoveries in Greece

Engines of the Paddle Steamers “Lyons” and “Orleans.”

The Pennsylvania Anthracite Coal Field

Trade Balance with Germany

Commerce between Spain and the United States


By George Forbes

Science in the Theater

Early forms of Electric Motors

Contemporary Electrical Science

Electro-Chemical Works at Niagara

Thermometer Glass at Higher Temperatures

The Possibilities of Color Photography

Mapping a Monkey's Brain

An Improvised Spectroscope

Ignition Devices for Gas and Petrol Motors

By S. R. Bottone

Some German Drilling Machines

Preparation of Agglomerates of Calcium Carbide for the Manufacture of Acetylene Gas

By Messrs Desq and Franconal

Rope Driving

Electricity Direct from Coal

Trade Notes and Recipes

Selected Formulæ

Emigration from British India

Trade Suggestions from United States Consuls



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    March 22, 1902

    20% Sitewide for President's Day