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Electric Traction at the Cape

Contemporary Electrical Science

Electricity in Modern Railmaking

Telephones in Engine Cabs

Anti-Friction Bearings

By Henry R. Lordly

A Mechanical Cashier

The History of the Slide Rest

An Automatic Calculating Machine

The Water Supply of London.—I

The English Correspondent of the Scientific American

A Proposed Soudan Railroad

The Glass Pedestals of Cleopatra's Needles

Platinum Extraction in the Ural Region

The Joint Transmission of Differing Currents

By Frederick Bedell

Progress of the Beet-Sugar Industry in the United States

By Charles F. Saylor

The Universe as an Organism

By S. Newcomb

The Crocodile in Ancient Egypt

The Teredo

Origin of Pearls

Trade Notes and Recipes

The Oil-Palm of West Africa

Selected Formulæ

Trade Suggestions from United States Consuls


New use for Carborundum

Canada's Oil Field

The Tonge Hydraulic Mining Cartridge


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    February 21, 1903

    Of Shamrocks and Science

    Happy St. Patrick’s Day