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Features

Work on the Corinth Canal

The Earthquake of August 10

Cooling by Evaporation

The Effect of Hardening on Steel

Smelting and Casting of Iron

Geographical Puzzles and Games

Semicircular Pointed Pens

Back Band Buckle

Pole Ladder

An Improved Locomotive

Improved Buck Saw

The Greindl Pump

A Novel Sled

Fifty Horse Power Engine and Boiler

Post Mortem Attitudes

A Nurse that will Never be Careless

A Novel Toy

Chemical Obstructions in Iron Water Pipes

Miscellaneous Inventions - August 23, 1884

Agricultural Inventions - August 23, 1884

Mechanical Inventions - August 23, 1884

Engineering Inventions - August 23, 1884

Departments

  • Departments

    Correspondence - August 23, 1884

  • Business and Personal - August 23, 1884

  • Notes and Queries - August 23, 1884

  • Index of Inventions - August 23, 1884

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August 23, 1884

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