Scientific American Magazine Vol 89 Issue 13

Scientific American Magazine

Volume 89, Issue 13

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Features

Steam Turbine for Ocean Liners

Elevated and Trolley Tracks on the New Bridges

Torpedo Experiments with the "Belleisle" by the British Admiralty

Life is Longer under Modern Conditions

Merchants' Association on City Transit

Eucalypts and the World's Fuel

V. E. Cline

A Novel Spiral Bridge

The Berliner Aeroplane

Revolving Lanterns for Lighthouses

The Bessemer Copper Process

The Latest Method of Copper Converting, According to Paul David

Communication with Trains by Wireless Telegraphy

The Hyposcope

Piedras Negras, a Newly Discovered Prehistoric City in Guatemala

Charles C. Willoughby

Callitypy--A New Way of Using the Typewriter

Jacob Backes

A Trick with the Telephone

Fastening Device for Vent Pipes

Combined Carpet Stretcher and Tacker

Improved Rail Joint

Oddities in Invention

Business and Personal Wants

Departments

Science Notes - September 26, 1903

Correspondence - September 26, 1903

Legal Notes - September 26, 1903

Recently Patented Intentions - September 26, 1903

Notes and Queries - September 26, 1903

New Books, Etc. - September 26, 1903

Index of Inventions - September 26, 1903