Features
Proposed Palm Oil Industry
The Prospects of Trade
The Brunton Tunneling Machine
Infected Cigars
Police Telephones
New Nursing Bottle
Mechanical Inventions
Apparatus for Adjusting Balance Wheels of Watches
Lightning-Proof Oil Tank
Mr. Eads' Ship Railway for the American Isthmus
Miscellaneous Inventions
Deep Sea-Sounding Apparatus
Improved Bolt for Double Doors
Improved Bottle Stopper
The Hunting Falcon
The Nutrition of Roots
Improved Gas Burner
Communications Received
Departments
- Departments
Recent Inventions
Notes and Queries
Business and Personal
New Books and Publications
Index of Inventions