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Features

New Life-Saving Inventions

The Human Machine and its Fuel

Wanted-Torpedo Defences

Torpedoes

By G. Gakuma

Improved Friction Hoisting Engines

The Electric Candle

Two New Utilizations of Paper Pulp

The New Godefroy Burner

Astronomical Notes

Projection of Interference Colors from Soap Films

By Henry Morton

Grant's Improved Horse Hay Fork

A Wonderful Watch

Professor R. H. Thurston's Autographic Testing Machine

Californian Sea Lions

The Fountains at Aranjuez

International Postal Order System

Recent American and Foreign Patents

New York Academy of Sciences

New Mechanical and Engineering Inventions

New Agricultural Inventions

New Miscellaneous Inventions

New Household Inventions

Communications Received

Departments

  • Departments

    New Books and Publications

  • Business and Personal

  • Notes and Queries

  • Index of Inventions

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June 02, 1877

Think Outside the Gift Box