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The Limits of Heavy Electric Traction

Turbo-Electric Engines for Ships?

The Spring Meeting of the American Society of Mechanical Engineers

The Peril of the Derelict

Deflocculated Graphite and the “Acheson Effect”

By Orrin E. Dunlap

An Automobile Hearse

The Bleriot Aeroplane

By the Paris Correspondent of the Scientific American

The Talking Siren of Dr. Marage

By Alfred Gradenwitz

A Theater Auditorium Turned Into a Ballroom at a Moment's Notice

The Manufacture of Matches in France

By Jacques Boyer

Reconstructing a Great City Railroad Terminal

Coupling for Large Pipes

Quick-Acting Wrench

An Improved Vehicle Jack

A New Form of Mushroom Bullet

Portable Saw-Operating Mechanism

Improved Netting for Airships

Roller Appliance for Rocking Chairs

Attachment for Sewing Machines

Portable Coal Bin


  • Departments

    Correspondence - May 11, 1907

  • Recently Patented Inventions - May 11, 1907

  • New Books, Etc. - May 11, 1907

  • Notes and Queries - May 11, 1907

  • Index of Inventions - May 11, 1907

  • Patents - May 11, 1907

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May 11, 1907

Confronting Common Wisdom