Volume 123, Issue 10
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Features
Building in the Wilderness
Where the Engineer Has to Lay Down a Railroad to Take Him to His Job
Handling High Voltage with Bare Hands
The Third Degree for the Baseball
Muggy Days and Thirsty Air
The Mechanism That Keeps Us Cool, and Why It Fails to Work in Damp Weather
Radium and its Works
How the Alpha, Beta and Gamma Rays Are Being Applied in Commerce and in Medicine
Where Willow Ware Comes From
How the Tree Is Grown and Tended to Yield the Raw Materials of Furniture and Basket Factories
A Forward Step in American Airplane Engines, This Year's Nominations for the Hall of Fame
Smothering Fire with Bubbles of Gas
How Carbon Dioxide Protects the Oil Tank Against Its Greatest Hazard