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Features

A Costly Blunder

Perils of Record Target Firing

Designer Fife on the “America” Cup Contest

Bright Outlook for Better Rails

The Perils of the Long Island Grade Crossing

Good Work by Our Submarines

A Fleet of French Military Airships

The Current Supplement

Present and Prospective Docking Facilities of the Pacific Coast

By H. A. Crafts

A Practical Gliding Craft with Submerged Hydroplanes

Results of the American Automobile Association's Fourth Annual Tour for the Glidden and Hower Trophies

The Inauguration of the New Haven Railroad Electric Service

An Improved Electric Welder

By A. Frederick Collins

A Home-Made Airship

By H. G. Moore

The New Vickers-Maxim Automatic Rifle-Caliber Gun

By the English Correspondent of the Scientific American

An Improved Bench Stop

Oddities in Invention

Improved Vehicle Wheel

An Improvised Tandem

An Improved Lath Cutter

Departments

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    Recently Patented Inventions

  • Notes and Queries

  • Index of Inventions

  • New Books, Etc.

  • Patents

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August 03, 1907

Reanimate Your Brain

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