Silencer for Millitary Rifles
Some Early Investigations on Sound Deadening
Volume 70, Issue 1822supp
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Features
Aeroplane Accidents
Record-Brearing and Its Consequences
An Ingenious Way of Examining the Contents of the Duodenum
Flour
Wireless Telegraphy and Telephony.—II
A Review of Ethereal Signaling Methods
André Marie Ampére
The Founder of the Scifncf of Flxctro-Dynamics
Metallurgy of Iron
The Pons Asinorum.—I
New Solutions of the Pythagorean Theorem
In the Heart of Africa.—II
The Expedition of The american Museum of Natural History
The Canals of Mars
Color Sensitiveness in Animals
The Results of Recent Investigations
Pyridine
The Willows Dirigible Airship
Its Flight to France by The London Correspondent of The Scientific American
The Carbon Conditions of Commercial Cast Iron
The Bridge Spanning the Copper River
An Important Alaskan Structure
Practice and Theory of Aviation.—VII
The Leading Aeroplanes