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America's Share in World Production, Paper and more

By Ralph Howard

What Shall we Say to Mars?

A System for Opening Communication Despite the Absence of Any Common Basis of Language

By H. W. and C. Wells Nieman

Iron Castings from Steel Scrap, Using Brick and Wood in Reinforced Concrete and more

By A. R. Surface

Paper from Cottonseed Waste

By S. R. Winters

The Future of the Cotton Industry

What Organized Research Promises to Do for Grower and Manufacturer

By H. E. Howe

Strange Things to Eat

Some Random Selections from the Cosmopolitan Larder of New York, City of All Nations

By L. Lodian

New Orleans' Industrial Canal

A Six-Mile Waterway Connecting the Mississippi with the Gulf

By Thomas Ewing Dabney

Finger Signals for the Motorist, Breaking Away from the Conventional in Mail Airplanes and more

By Robert G. Skerrett

Potash from a New Source, Airplane Service Between Denmark and Germany and more

Quick Dry Lacquer Coating, Protecting the Surface of Aluminum from Corrosion and more

By Henry A. Gardner


  • Departments

    Correspondence - March 20, 1920

  • The Service of the Chemist

  • The Motor-Driven Commercial Vehicle

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