Scientific American Magazine
Volume 55, Issue 2You are currently logged out. Please sign in to download the issue PDF.
Features
The Fastest Steam Launch
The Pneumatic Dynamite Gun
Photographic Notes - July 10, 1886
Boiler Sweeper
Operating Mechanism for Railway Signals
Fruit Pulper
Adding Machine
Improved Pumping Apparatus
Polarized Light
A Few Objects for the Polariscope
Geo. M. Hopkins
Automatic Grain Weighing and Registering Machine
The Minneapolis Industrial Exposition
The Meigs Elevated Railway
New York Harbor
The Hall Type Writer
Mennig's Steam Engine
Miscellaneous Inventions - July 10, 1886
Engineering Inventions - July 10, 1886
Departments
Business and Personal - July 10, 1886
Notes and Queries - July 10, 1886
Index of Inventions - July 10, 1886
