Scientific American Magazine
Volume 48, Issue 12You are currently logged out. Please sign in to download the issue PDF.
Features
American Industries.--No. 87
Six Hundred and Fifty Miles by Telephone
The Leffel Turbine
Sanitary Precautions After Floods
Early Steam Engines and Boilers
Improved Railway Elevator
Improved Fence Post
New Feed Water Heater and Lime Extractor
Abacus Attachment for School Slates
Improved Vertical Engine
Improved Railroad Crane
Mechanical Inventions
Miscellaneous Inventions
Agricultural Inventions
Departments
Correspondence
Recent Inventions
Index of Inventions
Business and Personal
Notes and Queries
