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Nature Completes the Panama Canal, Reversing the Locomotive and more

Aeronautics - July 5, 1913

Science - July 5, 1913

Engineering - July 5, 1913

The Beehive and By-product Oven in Coke Production

Teaching Soldiers How to Shoot

How Artificial Landscapes and Moving Pictures are Used

By H. Bannerman-Phillips

Some Novel Uses of Compressed Air

How Compressed Air is Used for Sheep Shearing, Cutting Sugar Cane, and Shifting Automobile Gears

Fuel Production in the United States

Present Consumption and Future Supply

By R. H. Byrd

The Genealogy of the Motorcycle

From the Steam Velocipede, 1868, to the Standard Machine of 1913

By J. J. O'Connor

Price Maintenance and Modem Merchandising-II

How Price Maintenance Benefits the Public

By Waldemar Kaempffert

Observations of the Companions of Sirius and Procyon, The Current Supplement


  • Letters

    Correspondence - July 5, 1913

  • Recommended

    New Books, Etc. - July 5, 1913

  • Departments

    Inventions New and Interesting - July 5, 1913

  • Recently Patented Inventions - July 5, 1913

  • Legal Notes - July 5, 1913

  • Notes and Queries - July 5, 1913

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