Features
General Incandescent Electric Lighting in New York
One Has-Done-It Better Than Three Can't-Do-Its
Mica
New Combination Clutch
Hodson's High Speed Rotary Engine
Improvement in Razors
New Cotton Seed Huller
Paper-Bag Holder
The American Association for the Advancement of Science
Improved Agricultural Engine
Ferments and Diseases
Decisions Relating to Patents
Miscellaneous Inventions
Engineering Inventions
Textile Invention
Mechanical Inventions
Agricultural Inventions
Metallurgical Invention
Departments
- Departments
Recent Inventions
Notes and Queries
Index of Inventions
Business and Personal
