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Features

Improved Crank Shaft Lathe

The Earthquake Recorder

Nullification of the Patent Laws

Another Movement for a Swiss Patent Law

Boracic Acid; Its Sources

Proportions for Vessels of Light Draught

Care of Patterns

Automatic Machine for Cutting Paper and Cardboard

Locking Latch

Combined Knife Brick Box and Grinder

The Propeller, Bone--a Contribution to Science

By C. Marion Dodson

Aspects of the Planets for February - 1884

Bee Farming in New South Wales

Electric Jewelry

Pipe Tongs

Scratch Gauge

Agricultural Inventions - February 2, 1884

Mechanical Inventions - February 2, 1884

Miscellaneous Inventions - February 2, 1884

Engineering Inventions - February 2, 1884

Departments

  • Letters

    Correspondence - February 2, 1884

  • Recommended

    New Books and Publications - February 2, 1884

  • Departments

    Business and Personal - February 2, 1884

  • Index of Inventions - February 2, 1884

  • Notes and Queries - February 2, 1884

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February 02, 1884

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