Scientific American Magazine
Volume 68, Issue 11You are currently logged out. Please sign in to download the issue PDF.
Features
The Telephone and the Berliner Patent
The New Law for Brakes and Car Couplers
Bridges on the Transandine Railway
An Inexpensive Window Awning
An Improved Phosphate Washer
A Locomotive Stone Breaker
American Improved Locomotive Valve
An Improved Wrench
How Sunken Vessels are Raised
Improvements in Boston Harbor
The Great Exposition Entrances to the Fisheries and the Mining Buildings
Gold and Silver Refining from Jewelers' Sweepings
Automatic Photography
Departments
New Books and Publications- March 18, 1893
Recently Patented Inventions- March 18, 1893
Notes and Queries- March 18, 1893
Business and Personal- March 18, 1893
To Inventors- March 18, 1893
Index of Inventions- March 18, 1893
