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Features

Rothamsted Up to Date, The Cholera Granary and more

Training the Sightless

By Walter L. Beasley

A Journey in a Zeppelin

Impressions of a Trip in the Airship "Viktoria Luise"

By Carl Dienstbach

A Copper El Dorado in Mid-Africa--The Katanga

By Charles Fitzhugh Talman

Salving the "Lutine"

By Percival A. Hislam

The Lotschberg or Bernese Alpine Railway

Modern Engineering for the Benefit of the Tourist

By Alfred Gradenwitz

Thinking Horses

A Problem in Animal Psychology, or in Stage Trickery? By the Berlin Correspondent of the SCIENTIFIC AMERICAN

A Phonographic Alarm Clock, Some Expired Patents and more

By Walter Isendahl

The Gasoline and Kerosene Situation

Departments

  • Departments

    Inventions New and Interesting - May 13, 1913

  • Recently Patented Inventions - May 13, 1913

  • Notes and Queries - May 17, 1913

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May 17, 1913

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