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Features

Naval Bureau Chiefs and the Submarine Boat

The Commercial Prospects of Africa

A Daring Investigation of Mont Pelee

Chemical Indexing by the Patent Office

By Marcus Benjamin

Preliminary Work on the 3,000,000 Government Contract in the Philippines

By A. W. Clapp

Sinking a Shaft by Freezing

Moving a Large Railway Bridge

The Electric Road of Berthoud-Thoune, Switzerland

The Brooks Comet of 1902

By William R. Brooks

The Modern Use of Electricity in Printing

By Frank C. Perkins

Early British Double-Turreted Monitors

Bee-Culture

By W. Frank M'clure

Railroad Freight Handling in New York City

The Baker Electric Racing Automobile

Patent Department

Utilizing the Tube Space in Bicycle Frames

Planter

Business and Personal Wants

Departments

  • Departments

    Correspondence - June 14, 1902

  • Legal Notes - June 14, 1902

  • Recently Patented Inventions - June 14, 1902

  • Index of Inventions - June 14, 1902

  • New Books - June 14, 1902

  • Notes and Queries - June 14, 1902

  • Patents - June 14, 1902

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