Scientific American Magazine
Volume 57, Issue 12You are currently logged out. Please sign in to download the issue PDF.
Features
Electro-Motor Batteries
An Improved Dumping Car
An Automatic Railway Crossing Gate
An Improved Shaft Coupling
An Improved Elevated Railway Gate
An Improved Car Coupling
An Improved Pipe Tongs or Wrench
Improved Attachment for Blinding Horses
A Pattern Tracing and Cutting Device
An Improved Bit for Horses
An Improved Saw Filing Machine
An Improved Bell Cord Coupling
Our New Navy--The Cruiser Chicago
The Olbers-Brooks Comet
Light Draught Steam Launches
Fireless Mining Locomotive
A Singhalese Yacht
An Inexpensive Index Plate
Engineering Inventions - September 17, 1887
Agricultural Invention - September 17, 1887
Miscellaneous Inventions - September 17, 1887
Departments
Correspondence - September 17, 1887
Business and Personal - September 17, 1887
New Books and Publications - September 17, 1887
Index of Inventions - September 17, 1887
Notes and Queries - September 17, 1887
