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Pyrmont Bridge, Sydney, Australia

By John Plummer

Some Limits in Heavy Electrical Engineering

An Improved System of Engine Stops

Analysis of Vulcanized Caoutchouc

The Volcanoes of the Caribbean Islands

Appearance of Mont Pelt, Martinique, and La Soufriere, st. Vincent, one Year After The great Eruption

By Edmund Otis Hovey

Modern Views on Matter: The Realization of a Dream

By William Crookes

Hertzian Wave Telegraphy

By Fleming

Some Details of the Paris-Madrid Racing Automobiles

Specially Prepared by the Paris Correspondent of the Scientific American

Automatic Focusing Enlarging Apparatus

The Iron Pillar of Delhi

Fictitious Wines: Some Interesting Recipes

Macaroni Wheat in the West

Trade Notes and Recipes

Trade Suggestions from United States Consuls


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    July 11, 1903

    Confronting Common Wisdom