
Volume 70, Issue 1807supp
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Features
The Yukon Basin
Copper and Susitna Regions
Steam Turbines.—II
Their Development During the Last Twenty-Five Years
Seward Peninsula
Electric Lifts on Shipboard
A New Departure in Two-Stroke Engines
One Cylinder Equivalent to Four
The Quest of the Undiscovered South Pole
The Departure of the “Terra Nova” from London
Artificial Rubber
Light and Electromagnetism
Electric Waves and the Electromagnetic Theory of Light
The Art of Discovery
Making Discoveries by Rule
An Anchor for Airships
An Umbrella-Like Folding Anchor
Preserving Fish in Paper
The Moon in Ultra-Violet Light
A Peculiar Deposit Discovered on the Lunar Surface
What we know about the Earth
Many Puzzling Questions Answered by Science