Features
The War
National Rifle Association—Prizes Offered
Stammer's Improved Chromoscope
Manufacture of Papier Mache
Useful Information about Patents and Patent Law Cases
Nichols's Improved Soda Cooler
Bessemer's Process of Making Steel
Royal Agricultural Society Fair--Steam Plowing
Whales and Flint
Information as to the Patentable Novelty of Inventions
The Most Powerful Gun in the World
Blindness among Horses—Its Causes
Surface Condensation on Steamers
The English Government and the Armstrong Gun
Premiums—British Institution of Civil Engineers
Patent Claims - September 7, 1861
Recent American Inventions
Instructions about European Patents
To Our Readers
A New Mode of Constructing Cannon
Departments
- Letters
Correspondence - September 7, 1861
- Departments
Notes and Queries - September 7, 1861
