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Features

Floating Derricks of New York Harbor

Cotton Size and Cotton Sizing

Work and Wages

Iron Lighthouse for Mexico

Compressed Air in Coal Mining

Making Knit Cotton Goods to Imitate Wool

Agricultural Inventions

Improved Portable Engines

New Egg Tongs

Improvement in Jugs

Improved Medicine Bottle

Improved Animal Trap

The Antiquity of the Spoon

On the Crystallization of Canada Balsam

By Geo. M. Hopkins

Miscellaneous Inventions

New System of Ventilation

One of Nature's Gluttons

By Daniel C. Beard

The Action of Light on Plants

The Industrial Uses of Fish Skins

Chinese Porcelain Vase

Mechanical Inventions

Recent Decisions Relating to Patents, Assignments, Etc.

Departments

  • Departments

    Correspondence

  • New Inventions

  • Business and Personal

  • Notes and Queries

  • Index of Inventions

  • Patents

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February 07, 1880