Features
Improved Horse-Power Fire Engine, Novel Trout Fishing
Railway Bridge Across the Seine
The Spectroscope and Aurora Borealis
American Inventions in Europe
Official List of Patents
New Publications
Reduce the Cost of Patents
Announcements for the New Volume
What Remains for Inventors
To Our Readers
Steam Plowing in America
The Uses of Snow
Men of Progress—Great Inventors
The Constructive Faculty of the Mind
Micrographs
Answers to Correspondents
Recent American and Foreign Patents
Applications for Extension of Patents
Departments
- Departments
Correspondence
Index
Business and Personal