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Why Is It A Yard?, Some Economies for Welded Ships and more

Wireless and Everyday Business

How the Recent Development of Radio Communication Makes It Practical for Scattered Organizations

By Benjamin F. Miessner

Reclaiming the No-Man's-Land of America

By Bennie Hall

San Francisco as a Fuel Oil Port

By C. W. Gieger

Hairs that Make Fabrics

The Microscopic Identification of Mammal Hairs Used in the Textile Industry

By Leon Augustus Hausman

The Scientific Reason for Failure

Why Habit Is Often the Cause of Discouragement

By D. H. Colcord

The Modern Gas Holder

By Charles W. Person

Bringing the Electric Drive to Yachting

A Description of the Diesel-Electric Equipment of the Yacht "Elfay"

Agate Guides for Fishing Rods--A New America Industry

By Robert H. Moulton

The All-Year Carburetor

By Austin Parker


  • Departments

    Correspondence - February 21, 1920

  • The Service of the Chemist - February 21, 1920

  • The Motor-Driven Commercial Vehicle - February 21, 1920

  • Recently Patented Inventions - February 21, 1920

  • New Books, Etc. - February 21, 1920

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