Features
Air Line of Railroad to Boston
Safety of Railroads
The Philadelphia and Pittsburg Railroads
Stone Dressing by Machinery
California Quicksilver
Atmospheric Pressure as a Telegraphic and Mechanical Agent
A Great Blast
The Electric Telegraph in France
Spontaneous Combustion
To Our City Patrons
The Burial Place of John Fitch
Railroads in England
Suspension Bridge over the St. Lawrence
To Promote Adhesion in Locomotive Wheels
No Evading the Tolls
Cure for Headaches
A Japanese Compass
The Magnetic Telegraph Predicted
To Cure Nose Bleeding
Recent Foreign Inventions
Newspapers in the United States
Woven Cartridge Bags
Beardslee's Patent Planing Machine
Singular Accident by an Oil Can
Perpetual Motion
New Knitting Machine
Improved Smut Machine
Double Piston Engine
To Manufacture Resin Soap and Purify Turpentine
Improved Bed for Invalids
Submarine Railroad
Registering Blocks for Printing Oil Cloths
Re-Vaccination
The Washington Monument
New Motive Powers--Steam
Kossuth and Paul
Dr. Jackson on Patents
New American Steamships
Honor to an American Inventor
To Prevent Heating in Circular Saws
List of Patent Claims
The Way to Examine a Railroad
Lichens
A Worthy Migrating Printing Press
New Building Material in California
Wool in the United States
An Important Paragraph
Back Numbers and Volumes
Sending Receipts—Postage on Books
Explosion of Andirons
A Black Eye
To Mechanics
Testing the Heat of Artesian Wells
Warner's Pen
On Boiler s.--No. 4.
Departments
- From the Editor
To Correspondents