Volume 99, Issue 9
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Features
Is the Motor Bus Profitable?
Proposed Test of Full-Sized Blackwell's Island Bridge Chord
The Pneumatic Tire and the Heavy Commercial Automobile
The Wright Aeroplane Tests
Wilbur Wright's Latest Flights in France
Recent Military Dirigible Balloons
The Baldwin airship accepted
The Shackleton Antarctic Expedition
Wire Suspension Foot Bridge at Platt National Park
Testing for Hardness
Some Ingenious Foreign Inventions
A New Type of Clam-Shell Bucket
Gasoline-Propelled Gunboats for River Service
By the English Correspondent of the Scientific American
The Wright Brothers' Aeroplane in France and the United States
The Propagating Influence of High-Tension Electric Currents Upon Plants
Holder for Brooms and Similar Articles
Patent Department
An Improved Fountain Pen