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A Naval Problem

The Struggle of the Cup Champions

A New Scheme of Trade Mark Blackmail

Defective Assignments of Patents and Royalties

Science Notes - July 20, 1901

Manufacture of Celluloid Beads

Introducing American Methods in England

The "Photographophone"

By Ernst Ruhmer

A New Typesetting Machine

Two of the Latest Types of Battleships

Marconi's Wireless Telegraphy Automobile for Military Purposes

By English Correspondent of the Scientific American

The First Passenger Turbine Steamer "Edward VII"

By Our English Correspondent

The Most Primitive American Savages

By Waldon Fawcett

The West Virginia Flood

Business and Personal Wants


  • Departments

    Correspondence - July 20, 1901

  • New Books, Etc. - July 20, 1901

  • Recently Patented Inventions - July 20, 1901

  • Index of Inventions - July 20, 1901

  • Notes and Queries - July 20, 1901

  • Patents - July 20, 1901

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July 20, 1901