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Features

A Delayed-Action Torpedo

The Street Noise Crusade and the Rail Joint

Ornamental Elevated Structures

Experimental Dams at the Panama Canal

Ferment of Egg Yolk

Reinforced Concrete as a Building Material for Boats

By the English Correspondent of the Scientific American

Repairing Railroad Picks

By I. C. Bayley

The British 38-Knot Destroyer "Swlft"

The Mari-Kanavé Dam in Southern India

By the English Correspondent of the Scientific American

Antique Bronze Cannon at Annapolis and Washington

By Day Allen Willey

Three Optical Illusions

By Gustave Michaud

The New Davis Projectile Torpedo

Departments

  • Departments

    The Heavens in September

  • Correspondence

  • Index of Inventions

  • Recently Patented Inventions

  • Notes and Queries

  • Patents

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September 05, 1908

Think Outside the Gift Box