Volume 111, Issue 26
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Features
War Experiences of an Air Scout--I
The Diary of an American Volunteer With the Aviation Corps of the French Army
Air Transparency for Infra-Red Rays
Application of These Rays to Telephotography
Strategic Moves of the War- December 19, 1914
Letter from the Military Correspondent
Righting a Twenty-Thousand-Ton Grain Elevator
A Novel Engineering Feat Performed on a Big Concrete Building
The Methods of Hindu Jugglery and Magic
The Indian Basket Trick
The "Ears" and Sound-Producing Mechanisms of Insects
Curious Substitutes for Vocal Organs