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The “Santos-Dumont No. 5”

An Universal Alphabet

By J. C. Ruppenthal

Directions for making “The Rope Cyclist” Lantern Slide

By Theodore Brown

Reclaiming the Zuider Zee

Groundnuts and Groundnut Oil

Hydraulic Capstan for the Mersey Docks

Tide Mills

New Form of Charter Gas Engine

Vitrified Quartz

Household Tests for the Detection of Oleomargarine and Renovated Butter

By G. E. Patrick

Marketing and Preserving Eggs

The German Colony of Togo

Some Advances made in Astronomical Science during the Nineteenth Century

A Mattress Boat

A Field-Piece with a Tubular Carriage

The Series Alternating System

A New use for Calcium Carbide

Contemporary Electrical Science

Trade Suggestions from United States Consuls


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    Scientific American Supplements Volume 52, Issue 1336supp

    The Antidote to Anti-Intellectualism