Scientific American Magazine
Volume 31, Issue 17You are currently logged out. Please sign in to download the issue PDF.
Features
Combination Ice and Freezing House
Gain from the Application of Condensers to Steam Engines
Impracticable Inventors
Railroad Employees and their Pay
Scientific and Practical Information - October 24, 1874
Improvised Apparatus for Steam Boiler Trials
Improvement in Cable Telegraphy
New Instrument for Estimating Urea
New Portable Engine
The Hydraulic Ram
The Pacific Ocean Telegraph
Practical Mechanism - October 24, 1874
Dough Kneader and Cutter
A New Boiler Covering
Improved Air Spring Forge Hammer
The Cultivation of the Victoria Regia
Long Moss
Recent American and Foreign Patents - October 24, 1874
The Early History of Wheeled Vehicles and Railways
Answers to Correspondents - October 24, 1874
Communications Received - October 24, 1874
Canadian Patents - October 24, 1874
Departments
Correspondence - October 24, 1874
Business and Personal - October 24, 1874
Index of Inventions - October 24, 1874
