Scientific American Magazine
Volume 77, Issue 5You are currently logged out. Please sign in to download the issue PDF.
Features
The Sugar Industry in the United States
Jeopardizing Trade Mark Property
Pneumatic Tube Mail Service for New York City
The Latest Performance of the Turbinia
Obesity
Water Filtration
An Efficient Steam Saver
Extension of the Underground Trolley System in New York
An Improved Railroad Crossing Signal
The Manufacture of Beet Sugar
Alfred Marshall Mayer
The Micromotoscope
The Magic Table
To Inventors - July 31, 1897
Departments
The Heavens for August - July 31, 1897
New Books, Etc. - July 31, 1897
Recently Patented Inventions - July 31, 1897
Business and Personal - July 31, 1897
Index of Inventions - July 31, 1897
Notes and Queries - July 31, 1897
Patents - July 31, 1897
