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Is the Motor Bus Profitable?

Proposed Test of Full-Sized Blackwell's Island Bridge Chord

The Pneumatic Tire and the Heavy Commercial Automobile

On Courtesy

Recent Military Dirigible Balloons

The Baldwin airship accepted

The Shackleton Antarctic Expedition

By John Plummer

The Wright Aeroplane Tests

Wilbur Wright's Latest Flights in France

Testing for Hardness

By J. F Springer

Wire Suspension Foot Bridge at Platt National Park

By W. L. Salvage

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

Some Novel Types of Shaving Brushes


  • Departments


  • Notes and Queries

  • Recently Patented Inventions

  • New Books, Etc.

  • Index of Inventions

  • Patents

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August 29, 1908

Of Shamrocks and Science

Happy St. Patrick’s Day