Scientific American Magazine
Volume 78, Issue 21You are currently logged out. Please sign in to download the issue PDF.
Features
The Lessons of Manila Bay
Foreign Expert Opinion on the "Maine" Disaster
The Four New Monitors
United States Army Recruiting Circular
Electrical Exhibition
Calcium Carbide as an Aid to Fire
A Mexican Statue of Terra Cotta
The New Hunt Bicycle Saddles
A Novel Fluid Pressure Regulator
An Improved Time Recorder
An Automatic Acetylene Gas Generator
A Reversible Ratchet Wrench
Porto Rico and the Reduction of San Juan
The Rapid-Fire Guns of the "New Orleans."
Our Troops at Chickamauga Park
To Inventors - May 21, 1898
Communication on Cigarettes
Departments
Correspondence - May 21, 1898
New Books, Etc. - May 21, 1898
Business and Personal - May 21, 1898
Recently Patented Inventions - May 21, 1898
Index of Inventions - May 21, 1898
Notes and Queries - May 21, 1898
