Features
A Visit to the Great Volcano of Kilauea
The Military Railroad System of the United States
Miscellaneous Summary
Professor Treadwell on Hooped Cannon
Olmstead's Oil Can
American Machine Tools
Extension of Patents--For Whose Benefit They are Granted
The Scientific American for the Ensuing Year
Potatoes in Fat
Classical vs. Scientific Education
A Hint for the Holidays
Aluminum Bronze Bearings
Patent Claims
Recent American Patents
Recent English Patents
Fogle's Oil Cup
Departments
- Departments
Correspondence
Notes and Queries
