Features
Kittle's Patent Planing Machine
European and North American Railway
The Wheeling Bridge Case
Fair of the American Institute
Australian Cotton
The Voltaic Battery
Sub-Marine Telegraph under the Atlantic
British Patent Laws
Pavements in Boston
Another Coal Locomotive
Sewell's Marine Salinometer
Proof of Excellence
Improvement in Seraphines
Electro Magnetic Engine—Letter from Prof. Page
The India Rubber Patent Case
Immoral Publications
A Cheap Paper
The Sea Serpent
Hints to Inventors and Patentees
Virginia Cannel Coal
Heating of Railroad Cars
From California
List of Patent Claims
Battin's Coal Breaker, and Bone Machinery
Important Notice to Us!
Patent Claims
Bound Vol. 5, Now Ready
Distances across the Ocean
Cool Impudence
New Prospectus
To Mechanics, Inventors, and Manufacturers
Coke
The Rain Gauge
Scientific Memoranda
To Remove Incrustations from Boilers
Departments
- From the Editor
To Correspondents
