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Accuracy and Uniformity in Electrical Standards

The Tactical Value of Torpedo Craft




Successful Test of New York's High-Pressure Fire Service

By Herbert T. Wade

The Menace of the Forest Fire

By Day Allen Winley

The Launch of Our First "Dreadnought"

A Multiple Cycle for the Blind

By the English correspondent of the Scientific American

Action Aloft; or Fighting Tops, Past and Passing

The Aeronautic Society's First Exhibition

An Improved Winch

Plow for Turning the Surface Soil Under the Subsoil

Patent Department

Combined Poncho and Tent

Collapsible Step-Ladder

Brake for Bob Sleds

Waterproof Fuse Cap

Oddities in Invention

Novel Type of Plow


  • Departments

    Notes and Queries

  • Recently Patented Inventions

  • Index of Inventions

  • New Books, Etc.

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November 14, 1908