Features
Compound Chair for Connecting Railroad Rails
Astronomical Effects of the Ocean Tides
Steam on the Farm
European Street Car Improvements
Nebraska Patent Laws
Carbonic Acid in the Soil
A Simple Method of Improving the Health of Cities
Eccentric Inventors
A Munificent Gift to Science
A New Mitrailleuse
The Ignition of Combustibles by Overheated Steam
Sound and Hearing
Telegraph Poles
Scientific and Practical Information
Improved Radial Drilling Machine
High Steam Gage and Low Water Register
Flexible Saw and Tooth Filing Apparatus
Decisions of the Courts
Recent American and Foreign Patents
Answers to Correspondents
Best Mode of Introducing New Inventions
Departments
- Departments
Correspondence
Business and Personal
Notes and Queries
Index of Inventions
