Features
Prof. Huxley as President of the British Association
Iron Founding—Uniting Cast Iron by “Burning-On.”
James Henderson's Improvement in the Manufacture of Iron and Steel
Chatelard Viaduct of the Lausanne and Friburg Railroad
The Octopod, or Brazilian Cuttle Fish
The Canadian Patent System
Editorial Summary
The Arsenic Eaters of Styria
The Use of Lead Water Pipes
Improvement in Blasting Charges
The Solvent Power of Water
Professor Huxley and Scientific Exclusiveness
Hard and Soft Waters
The Exhibition of the American Institute
The New Light
New Publications
Pear Culture for Profit. By P. T. Quinn, Practical Horticulturist. New: York : The Tribune Association, 154 Nassau street.
Answers to Correspondents
Manufacturing, Mining, and Railroad Items
Applications for Extension of Patents
Recent American and Foreign Patents
Official List of Patents
Issued by the United States Patent Office
Departments
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Correspondence
Business and Personal
