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The Cunard Commission Turbine Test

Important Development in Electric Traction

The Next Congress of Americanists

A New Steam Motor Car for Railroads

A Monumental Structure

Death of Rear Admiral Bancroft Gherardi

The Death of Herbert Spencer

The Current Supplement

A Sectional Steamer for our Colonial Possessions

The Launch of the New Transatlantic Liner "Baltic."

By Harold J. Shepstone

An Optical Pyrometer

The Noise of Lightning

By John Trowbridge

An Odd Casting

The Opening of the New East River Bridge

Ornithological Discoveries on Laysan

By Harold J. Bolce

California String Beans

Patent Department

Trolley Finder

Improved Feed-Water Filter

Safety Alarm Device for Marine Vessels

Oddities in Inventions

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 them information. in every case it is necessary to give the number of the Inquiry


  • Departments

    Science Notes - December 19, 1903

  • Correspondence - December 19, 1903

  • Recently Patented Inventions - December 19, 1903

  • New Books, Etc. - December 19, 1903

  • Notes and Queries - December 19, 1903

  • Index of Inventions - December 19, 1903

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December 19, 1903

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