Volume 63, Issue 1641supp
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Features
Bees and Flowers
Compression of Steel Ingots by Wire Drawing
How to Build a Hydroplane Gliding Boat
The Dangers of Denatured Alcohol
Notes on Preparing Sodium Sulphite
Do Ants See?
Popular Errors Regarding Mushrooms
Graduated Curve for Drawing Symmetrical Lines
Eating with our Eyes
A Novel Lumbering Crane
The Problem of Television
Artificial Fertilizers: Their Nature and Function—II
The supply of Nitrogen to the plant
A New Automobile Ambulance
Our English Correspondent