Scientific American Magazine
Volume 84, Issue 16You are currently logged out. Please sign in to download the issue PDF.
Features
The Erie Canal Muddle
New Chemical Compounds
Application of the Coherer to Detection of Storms
New Products in the Glass Industry
Improved Process of Duplicating Phonograph Records
Local Conditions Favorable to the Cotton Industry of the South
Stern-Wheel Steamers on the Mississippi River
A Moving Grazing Pen
The Present State of X-Ray Work
Electrical Gyroscopes
Construction of the New East River Bridge
Modern British Ordnance
Making Large Plaster Casts
A Novel Haystacker and Derrick
A Pen with Increased Ink Capacity
A Completely Inclosed Arc Lamp of Small Size
A Machine for Cleaning Blackboard Erasers
Business and Personal Wants
Departments
Science Notes - April 20, 1901
Correspondence - April 20, 1901
Recently Patented Inventions - April 20, 1901
Notes and Queries - April 20, 1901
Index of Inventions - April 20, 1901
Patents - April 20, 1901
