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A Warning, Retrospect of the Year 1911 Civil Engineering, and more

The Methods of Dust Extraction on Cotton-Carding Engines

Safeguarding the Workingman's Health

By J. H. Crabtree

New Tide-Predicting Machine

By M. H. Talbott

Charles Edwin Bessey

The New President of the American Association for the Advancement of Science

By Marcus Benjamin

A Laboratory for Manufacturers

A German Scientific Institution that Tests a Manufacturer's Raw Material and Products and Gives him Scientific Advice

By Waldemar Kaempffert

Progress of Work on the Panama Canal

Prospects of Completion by July 1st, 1913

The Inventor's Department

Simple Patent Law; Patent Office News; Inventions New and Interesting

Settling Patent Infringement Suits, An American Appeals for Scientific Help

A Dark Substance in Space

Telephones in Great Britain, A Fiber Exposition in Java


  • Departments

    The Heavens in January

  • Recently Patented Inventions- December 30, 1911

  • Index- December 30, 1911

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