Scientific American Magazine
Volume 66, Issue 25You are currently logged out. Please sign in to download the issue PDF.
Features
The Crippled Condition of the Patent Office
Cape Flowers
French International Exhibition of the Products of Fermentation and Distillation
An Improved Ore Sampling Device
An Accurate Automatic Time Recorder
Attachments for Swimmers' Use
The Famine in India
A Revolving Shield for Cars
An Improved Bolt Heading Machine
Stevens Institute of Technology
The Crowded Condition of the Patent Office
The Grand Canyon of the Colorado
The Western Union Time Ball Service
Departments
Recently Patented Inventions- June 18, 1892
New Books and Publications- June 18, 1892
Business and Personal- June 18, 1892
Notes and Queries- June 18, 1892
Index of Inventions- June 18, 1892
