Features
New Railroad Cars
Gas Explosion
Columbus and Cleveland Railroad
Survey of a Rail Route to California
Improvement in Apparatus for Feeding Steam Boilers
A Good Safe
Culture of Tomatoes
Coolidge Said Not to be Dead
An English Clock in Constantinople
Law of Patents in Prussia
Land Speculation
Turkish Education
Supply of Coal
Influence of the Press
Cockroaches
Sub-Rosa
Improved Method of Tempering Edge Tools
To Editors and Publishers in the U. S
Coal in Massachusetts
Cholera.--Review of the Opinions on the Subject
Wheeling (Va.,) Silk Manufactory
Lightning Conductors
The Crank
Source of Electricity
Solution of Problems on Page 288, No. 36
To Treat Peach Trees
New Self-Acting Railroad Switch
New Electric Telegraph
Improvement in Power Looms
Electric Light for Daguerreotypes
Onapman's Balance Rotary Slide Valve
Lyman's Patent Steam and Water Guage
New Wagon Wheel
Important Discovery
Steam Plough
Dissolving Bones by Steam
American Carpets
Our London Patrons
Street Cleaning
Simpson's Propeller
Potatoe Sugar
Ancient Pyramid of Balls
Scientific Memoranda
The Office of the Bat
The End of Prudence
Expenses of British Colonies
Cocoa Nuts
Motion
Earth the Natural Friend of Man
List of Patents
The History of the Solar System
Portable Provisions for Travellers and Hunters
History of the Rotary Engine
Patent Laws--Subjects of Patents
Cure for Cholera
Parsnips
A New Discovery to Separate Potatoes of Different Qualities
The Scalpel
Departments
- From the Editor
To Correspondents
