Scientific American Magazine
Volume 68, Issue 17You are currently logged out. Please sign in to download the issue PDF.
Features
The Painting Machines at the World's Fair
The World's Columbian Exposition
Notes from the Worlds Columbian Exposition Chicago 1893
An Improved Unicycle
The Pearl Button Industry
An Improved Saddle Attachment
An Improved Feed-Water Regulator
An Automatic Sprinkler to Put out Fires
A Tool to Drill Conical Recesses
The Total Solar Eclipse of April 16
Position of the Planets in May
The Columbus Celebration, New York
Experiments with Soap Bubbles
To Inventors - April 29, 1893
Departments
Correspondence - April 29, 1893
Recently Patented Inventions - April 29, 1893
New Books and Publications - April 29, 1893
Business and Personal - April 29, 1893
Notes and Queries - April 29, 1893
Index of Inventions - April 29, 1893
Patents! - April 29, 1893
