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Criticism of the New East River Bridge

Report of the Chief of the Bureau of Ordnance

A 200 Horse Power Motor Propelled Boat

The National Academy of Sciences

By Marcus Benjamin

The American Hemp Industry

By Waldon Fawcett

Official Trials of Our Submarine Boats

A Machine for Laying Bricks

The New Beachy Head Lighthouse

Natural Effigies

The D. O. Mills Expedition to the Southern Hemisphere

By W. W. Campbell

Protecting a Railroad from Flood Currents

By Day Allen Willey

The Symbolism of the Huichol Indians

By Walter L. Beasley

Patent Department

Oddities in Inventions

Wrench

Printing Frame

Business and Personal Wants

Departments

  • Departments

    The Heavens in December

  • Recently Patented Inventions - November 29, 1902

  • Index of Inventions - November 29, 1902

  • Notes and Queries - November 29, 1902

  • Patents - November 29, 1902

  • New Books, Etc. - November 29, 1902

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