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Features

The Peters Process of Manufacturing Steel from Pig Iron, Improved Oil-Stone Holder, and more

Pacific Hotel, Chicago

Scientific Intelligence- July 2, 1870

Tussock-Moths

By Edward C. H. Day

The Friction of Steam Engines

Other Worlds than Ours

The Management of Railways

Recent Progress in Chemistry

Macfie the Irrepressible upon Patent Law

Uses of Fluor Spar

The Report of Col. W. A. Roebling, Chief Engineer of the N. Y. Bridge Co.

Patent Rights in Congress

Patent Office Affairs - July 2, 1870

Answers to Correspondents- July 2, 1870

Recent American and Foreign Patents- July 2, 1870

Ice Pitcher Case.--In the U. S. Circuit Court, Eastern Distict of Pennsylvania

Official List of Patents- July 2, 1870

Issued by the United States Patent Office

Applications for the Extension of Patents- July 2, 1870

Departments

  • Recommended

    New Books and Publications- July 2, 1870

  • Departments

    Business and Personal- July 2, 1870

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July 02, 1870

Think Outside the Gift Box