Volume 111, Issue 22
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Features
The Rythmikon--a New Aid to the Study of Musical Rhythm, Ultra-violet Rays for Water Purification in Army Service
The Loss of the "Audacious"
Mines, Laid on the Trade Routes, Sink a British Dreadnought
Strategic Moves of the War-November 21, 1914
Letter from the Military Correspondent
The Legal Definition of a Patent, Motorcycles in the War, and more
The "Foot-and-Mouth Disease"
A Scourge of Cattle Which Attacks Man
The Largest Known Dinosaur
A Huge Extinct Reptile from German East Africa, the Largest Known Quadruped