Scientific American Magazine
Volume 4, Issue 14You are currently logged out. Please sign in to download the issue PDF.
Features
Important Discussion on the Air Engine
The Chemical History of a Candle
Romance of The Steam Engine
An Historical Sketch of Air Engine From the Year 1700
Use and Abuse of the Eyesight
Column of Varieties
Bank Capital Consists of Merchandise
Encyclopdias and Explosions
The New Patent Law
The Lumber Trade—Sawing Operations
The Polytechnic Association of the American Institute
Patent Claims - April 6, 1861
Change in the Patent Laws
Rates of Advertising
Naylor & Co.'s Cast Steel Bells
Prospectus of the Scientiflc American
Departments
Correspondence - April 6, 1861
Notes and Queries - April 6, 1861
