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Torpedoes Eighty Years Ago

A Convenient and Certain Mode for Tempering Steel

The Snapping Turtle

By C. Few Seiss

Weighing a Gas

By T. O'Conor Sloane

Feed Water Regulator

Water Gauge for Steam Generators

Sheep Shearing Table

Revolving Shot Case

Improved Fence Clamp

Automatic Danger Signal

Improved Saw Swage

Improved Lock for Firearms

Clock Movement Frame

The Miller Manual Labor School of Albemarle, Va

A New System of Manufacturing Metal Tubes

Improved Wheel Boring and Facing Machine

Collision between the Netherland Steamer Waesland and a Large Whale

Improved Automatic Cable Grip

Lathe for Turning Spirals

The Colossal Statues of Bamian

Agricultural Inventions - December 11, 1886

Special - December 11, 1886

New York City--The Experience of Mr. Hettrick

Miscellaneous Inventions - December 11, 1886

Mechanical Invention - December 11, 1886

Engineering Inventions - December 11, 1886

To Inventors - December 11, 1886


  • Departments

    Business and Personal - December 11, 1886

  • Index of Inventions - December 11, 1886

  • Notes and Queries - December 11, 1886

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December 11, 1886

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