The Torpedo Motor Boat, The Aerial Mail and Aviation, and more
Applying the Lessons of the War to Torpedo-Boat Service
Volume 122, Issue 17
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Features
Making an American City
How the Problems of the Melting Pot Are Met in the Typical Case of Detroit
Exploiting the Inventor--III
How Real and Fancied Inventions Are Used, as a Means of Defrauding the Unwise Investor
Required Reforms of the Road
Some Things That Might be Done in the Combined Interests of Motorists and Pedestrians
The Story of Radium
How Luminous Metals and Million-Dollar Remedies Are Put Within the Reach of All
Where the Eye Supplants the Ear
How Sound Waves Are Made Visible and Analyzed with Complete Precision
A Radial Gate for Irrigation Canals
The Geology of Ripple Marks
Lilies of Stone
A Curious Family of Water Animals That Has Survived from Fossil Times