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Scientific American Magazine Vol 96 Issue 13

Scientific American Magazine

Volume 96, Issue 13

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Features

Naval Marksmanship

Electric Traction Vindicated

A City of Towers

Metallic Sodium as a Conductor for Electric Currents

The Death of Pierre Berthelot

The Gasoline Motor in Shallow-Draft Vessels

By the Engliish Correspondent of the Scientific American

New French Aeroplanes

A Twentieth Century Campanile

An Optical Illusion

Gustave Michaud

Excavations at Naga-Ed-Der, Where Prehistoric Man First Settled in Egypt

Enos Brown

A New High-Speed Photographic Shutter

An Improved Concrete Wall Construction

Dish Drainer

A Novel Flag Holder

Carpet Stretcher

A New Rifle Sight

Oddities in Inventions

An Improved Bit Brace

Safety Cock

Electric Gas-Lighter for Acetylene Automobile Lamps

Departments

The Heavens in April

Correspondence - March 30, 1907

Recently Patented Inventions - March 30, 1907

Notes and Queries - March 30, 1907

Index of Inventions - March 30, 1907

Patents - March 30, 1907