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Scientific American Monthly, Obsolete at the Very Outset and more

Mapping with the Squeeze of a Bulb

How the old Methods of Topographical Surveying are Being Replaced by the Panoramic Camera

A Governmental Step-Child

Struggles of the Patent Office to Make a Nineteenth Century Wage Scale Serve the Twentieth

Saving a Capsized Dreadnought

From Wrong Side Up to Right Side Up: The Remarkable Case of the "Leonardo da Vinci"

Revival of Our Oldest Navy Yard

United States Submarine Building Activities at the Portsmouth Navy Yard

The New York State Barge Canal--II

Some Details of the Engineering Problems and the Way They Were Met

By Frank M. Williams

The Shunt-less Freight Terminal

A British Project for Better Hauling of "Goods" in a Large City

Why Big Guns are Short-Lived

By Arthur Bennington

The Geographer's Corner

Facts and Figures from the World at Large and from the Explorer's Notebook

By John Storck and Cyrus C.


  • Departments

    Correspondence - January 10, 1920

  • Inventions New and Interesting - January 10, 1920

  • Recently Patented Inventions - January 10, 1920

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