Features
The French Atlantic Telegraph
Charles Reade on “Life Labor and Capital”
Spanish Protestant Church Proposed to be Built at Madrid
Railway Plant—Sleepers, Ties, and Clips
The Manufacture of Sulphuric Acid
Heat from the Moon
Improvement in Bits for Horses
On the Supposed Action of Light on Combustion
Improvement in Detachable Calks for Horse-Shoes
The Education of the Hand
A New Method of Setting Tires
The Measurement of Heat with the Thermometer
Depression in American Commerce
Close of the Fair of the American Institute
Applications for Extension of Patents
Answer to Correspondents
Recent American and Foreign Patents
Manufacturing, Mining, Railroad Items
Official List of Patents
Departments
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Correspondence
Business and Personal
