Features
Steam Floating Batteries and Gun Boats
Wood Bending Machine
Romance of the Steam Engine
Prevention of Steam Boiler Explosions
Georgia Factories
List of Patent Claims
Plowing by Steam
The Steamboat Isaac Newton
Examination of Engineers
The Thomas Iron--Glass Growing Stronger with Age
Casting Cannon With Cores and Cooling Them Inside
Steam Fire Engines for Cities
Course of the Electric Current in Baths
Elliot's Compound Governor
Porpoise Skin Leather
Washing Silver Ware
New Land Measuring Instrument
The New Patent Bill
A New Patent Trap
Senator James' Patent Bill
Agencies for Selling Patents
Proposed Change in the Patent Laws
Recent American Patents
A Great Philosopher Dead
Engineers, and Steam Boiler Explosions
Shafts for the Adriatic
Recent Foreign Inventions
Important Items
Improved Dredging Machinery
Remedy for the Striped Bug
Iodine
Life Preservers
Mechanics
Departments
- Letters
To Correspondents
