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The Extinction of Our Merchant Marine, Superheating vs. Compounding, and more

Aeronautics- August 6, 1910

Science- August 6, 1910

Electricity- August 6, 1910

A Röntgen-Ray Cabinet

By Francois Richard

Marine Propulsion with Turbo-Transformers

By Walter Langford

A Universal Differential Pressure Chamber

By John B. Huber

A Submarine Military Tunnel

By Arthur H. J. Keane

The Mechanical Side of Coney Island--Where the Imaginative Inventor Holds Sway

The New Phetographic Apparatus of the Paris School of Mines

By Jacques Boyer

Magic for Amateurs--V

Card and Coin Tricks

By W. H. Radcliffe

The Dufestel Thoracograph

By Charles Perrin

An Emergency Pressure Pump, Lining up a Punch and Die

By E. R. Taber

Improved Corner Wrench, Laying Out a Curved Walk

By D. Pennington

Improved Method of Cutting Keyways

By J. B. Allen

How to Cut a Curve on a Planer

By H. D. Chapman

How to Make a Serviceable Gear-Wheel, Chambering Out a Hole

By John A. Bergstrom

Method of Grinding Planer Knives

By C. M. Eveleth

Cure for Sagging Screen Doors

By Robert H. Brockman

Improved Mortising Chisel

By George A. Page

Hastily-Made Fruit Picker

By Thaleon Blake

Quick Method of Riveting Rouge Work

By A. F. Bishop


  • Letters

    Correspondence- August 6, 1910

  • Recommended

    New Books, Etc.- August 6, 1910

  • Departments

    Recently Patented Inventions- August 6, 1910

  • Notes and Queries- August 6, 1910

  • Index of Inventions- August 6, 1910

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