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Ocean-going Log Rafts, On the Mat, and more

Including an Editorial on the Successes of Aerial Reconnaissance

By J. F. Springer

Forest Fire Fighting

Construction of a 115-Foot Watch-Tower With Limited Equipment

Hearing Print

The Electrical Measurement of Star Light

How Modern Technical Advances are Utilized in Astronomy

By Joel Stebbins

Random Reflections

By "Irresponsible"

Strategic Moves of the War- November 7th, 1914

Letter from the Military Correspondent

A Museum of Devices for the Elimination of Unnecessary Fatigue in the Industries, A Flood-proof Road, and more

By Frank B. Gilbreth


  • Letters

    Correspondence- November 14, 1914

  • Recommended

    New Books, Etc.- November 14, 1914

  • Departments

    Recently Patented Inventions- November 14, 1914

  • Notes and Queries- November 14, 1914

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November 14, 1914

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