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Features

The Irrigation of the Nile Valley

The Speed Trials of the "Arrow"

Distribution of Industries

Soft Coal for Domestic Use

International Mining Congress--Butte Meeting

"All the World's Fighting Ships"

Excavations at Corinth

By Paul Elsner Athens

The Semi-Automatic Piano-Player

An Improved Drying Oven

By Edmund S. Smith

The Steam Yacht "Arrow"—The Fastest Boat in the World

The Nile Irrigation Works

A Stall for Horses or Cattle

An Improved Knife

A New Type of Water Cooler

Universal Workholder

Business and Personal Wants

Departments

  • Departments

    Correspondence - September 20, 1902

  • Index of Inventions - September 20, 1902

  • Recently Patented Inventions - September 20, 1902

  • Notes and Queries - September 20, 1902

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September 20, 1902

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