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The Corliss Steam Engine, How a Fish Swims

Professor Morse's Official Report upon the Telegraphy of the French Exposition

On Manganese and Some of Its Compounds

By Charles A. Joy

Artificial Light from the Pinewood Chip to the Gas Chandelier

By I. Cantini

Swedish Cooking Appliances

Wells' Improved Eccentric for Steam Engines

The Growth of Monopolies

Report of the Special Commissioner of Revenue--Tinkering the Income Tax

The Use of Eyes

The Metric System

Canal Through the Isthmus of Darien

The Preservation of Meats without Salt

New Facts about the Preservation of Timber

Madder Extracts and their Application in Topical Dyeing

Aerial Navigation

A paper read by John Wise, Aeronaut, before the Franklin Institute, Dec. 15, 1869.

Answers to Correspondents- January 8, 1870

Recent American and Foreign Patents- January 8, 1870

Under this heading we shall publish weekly notes of some of the more prominent home and foreign patents.

Official List of Patents- January 8, 1870

Issued by the United States Patent Office. For the Week Ending Dec. 30, 1869. Reported Officially for the Scientific American.

Applications for Extension of Patents- January 8, 1870

Departments

  • The Calabash Tree

  • Letters

    Correspondence- January 8, 1870

  • Recommended

    New Books and Publications- January 8, 1870

  • Departments

    Business and Personal- January 8, 1870

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January 08, 1870

See the World from a Different Perspective

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