Scientific American Magazine
Volume 78, Issue 15You are currently logged out. Please sign in to download the issue PDF.
Features
The Official Report of the "Maine" Disaster
A "Queer" Patent Bill
The Bill to Increase the Patent Office Force
The Welsbach Patent Sustained
The Submarine Torpedo Boat
Naval Appropriation Bill Passed
Relief for Cuban Famine Sufferers
The Aven Armand, Lozere, France
An Improved Rotary Engine
A Manuscript Holder and Spacer
Columbia's Artificial Moon
The "New Orleans"
The Launch of the United States Battleships "Kentucky" and "Kearsarge"
A Simple Mirror Galvanometer
Successful Trials of the Holland Submarine Boat
Report of the Naval Court on the Destruction of the "Maine"
Recent Analysis of Cigarettes
To Inventors - April 9, 1898
Departments
Recently Patented Inventions - April 9, 1898
Business and Personal - April 9, 1898
New Books, Etc. - April 9, 1898
Notes and Queries - April 9, 1898
Index of Inventions - April 9, 1898
