Features
Preserving Fence Posts
The Propagation of Codfish
Invalidation of Patents by Public use
The Smoke Nuisance.--Problems for Inventors
Steam Boiler Notes
Cotton Picking by Machinery
M. Carpentier's Melograph
Improved Knockdown Barrel
Mechanical Inventions
The Skiagraph
Improved Velocipede
Improved Band Sawing Machine
Effects of Heat Upon Steel
Improved Belt Stretcher
Agricultural Inventions
Miscellaneous Inventions
Communications Received
Departments
- Departments
Recent Inventions
New Inventions
New Books and Publications
Notes and Queries
Business and Personal
Index of Inventions
