Scientific American Magazine
Volume 67, Issue 11You are currently logged out. Please sign in to download the issue PDF.
Features
Opportunities for Invention
Recent Armor Plate Trials
A Convenient Ribbon Holder
Experiments with Soap Bubbles
An Improved Window Screen
Old Clocks
Lighthouses, Lightships, and Buoys
Manufacture of Felt Hats
The Columbia
The Otocyon
Departments
Correspondence- September 10, 1892
Notes & Queries- September 10, 1892
Business and Personal- September 10, 1892
Recently Patented Inventions- September 10, 1892
Index of Inventions- September 10, 1892
To Inventors- September 10, 1892
