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Features

Present Condition of the Assouan Dam

Transatlantic Wireless Telegraph Troubles

The Influence of Increased Barometric Pressure on the Human Body

The Industrial Uses and Value of Alcohol

By Henry Hale

Automobile Notes

Artificial Regulation of Atmospheric Humidity and Temperature

The Art of Inventing

By Edwin J. Prindle

A Chemical Trick

By Gustave Michaud

A Locomotive Boiler Explosion

A One-Hundred-Ton Derrick Crane for Fitting out Vessels

By the English Correspondent of the Scientific American

French Candle Making

By Jacques Boyer

Improved Scaffolding

Device for Moving Pump Piston Rods

Patent Department

Influence of Invention on Industry

Oddities in Invention

An Improved Non-Skidding Tire

A New Insulator Pin

Business and Personal Wants

Read this Column Carefully.-You will find inquiries for certain classes of articles numbered in consecutive order. If you manufacture these goods write us at once and we will send you the name and address of the party desiring the information. In every case it is necessary to give the number of the inquiry. MUNN CO.

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    Notes and Queries

  • Recently Patented Inventions

  • New Books, Etc.

  • Index of Inventions

  • Patents

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June 23, 1906

Think Outside the Gift Box