Volume 67, Issue 1728supp
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Features
What is the Electron Theory?
A Simple and Lucid Explanation
Alcohol as Future Fuel
The Power Possibilities of Vegetation
Tacoma's Experience with its Power Plant
The Glocker-White Turbine Governor
Unsinkable and Uncapsizable Ships
The Goulaeff form and System of Construction
The Transverse Strength of Concrete
The First Aerodrome in the World
A Racecourse for Army Flying Machines
A New Development in the Art of Indirect Color Photography
Poles for Power Transmission
Their Design and Strength
Nature and Treatment of Alloy Steel
Our Legion Alloys and Their Uses
Positions of Reference
Foreign Aeronautic Motors.–I
Some of the Latest Light-Weight Gasoline Engines for Flying Machines that have been Brought Out Abroad
Detachable and Demountable Rims
The Question of Automobile Tires
Ancient and Popular Ideas of Comets
Queer Superstitions about Strange Heavenly Bodies