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Scientific American Magazine Vol 97 Issue 12

Scientific American Magazine

Volume 97, Issue 12

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Features

New Compounds

Moving Platforms for the Brooklyn Bridge

Compression Members in Bridges

Value of Transatlantic Speed

A German Chemist's Experiences in America

Balloon, Airship, and Flying Machine Competitions at St. Louis

Butterflies and the Roentgen Rays

Regarding Spar Buoys

C. H. Claudy

A Boy's Engines and How He Made Them

A. Frederick Collins

The Double-Deck Surface and Tunnel Station of the Hudson Companies in Jersey City

New 14-Inch Gun for Coast Defense

Charles A. Sidman

The Chicago-St. Louis Waterway

W. Frank M'clure

The "Turn-Down" Electric Lamp

A. Frederick Collins

Breaking up the Ill-Fated British Battleship "Montagu."

Harold J. Shepstone

Departments

Correspondence

Index of Inventions

Recently Patented Inventions

Patents