Features
Railroad Employees and their Pay
Gain from the Application of Condensers to Steam Engines
Impracticable Inventors
Improvised Apparatus for Steam Boiler Trials
Scientific and Practical Information - October 24, 1874
New Portable Engine
Improvement in Cable Telegraphy
New Instrument for Estimating Urea
The Hydraulic Ram
The Pacific Ocean Telegraph
Practical Mechanism - October 24, 1874
Number XI
A New Boiler Covering
Improved Air Spring Forge Hammer
Dough Kneader and Cutter
Long Moss
The Cultivation of the Victoria Regia
The Early History of Wheeled Vehicles and Railways
Recent American and Foreign Patents - October 24, 1874
Answers to Correspondents - October 24, 1874
Communications Received - October 24, 1874
Canadian Patents - October 24, 1874
Departments
- Letters
Correspondence - October 24, 1874
- Departments
Business and Personal - October 24, 1874
Index of Inventions - October 24, 1874
