Scientific American Magazine
Volume 20, Issue 23You are currently logged out. Please sign in to download the issue PDF.
Features
Aniline Black
Beet Root Sugar
Bolling Mill Gearing
Pratt's Elastic Boiler-Tube Scraper
The Levering Patent Desk
Skinning and Stuffing of Small Quadrupeds
Burghardt's Improved Milk Can Stopple
Improvements in the Steam Engine
The New York “Times” on Nitro-Glycerin
What is Pressure? and What Work Will It Accomplish?
A Noble Inventor
Cultivation of Opium in the United States
How a Workingman May Get a House of his Own
King-Crabs and the Manufacture of Cancerine
New Type-Setting and Distributing Machine
The Late Rev. Patrick Bell, LL.D
New Publications
Editorial Summary
Recent American and Foreign Patents
Answers to Correspondents
Manufacturing, Mining, and Railroad Items
Official List of Patents
Applications for Extension of Patents
Departments
Correspondence
Business and Personal
