Features
The Coast Defenses of the United States
Photographic Notes - February 12, 1887
Improved Cattle Stanchion
Exhaust Mechanism for Locomotives
Improved Railroad Signal
Trousers Stretcher
A New Method of Constructing Propeller Screws
Experiment with Paper Rings
How the Navajo Indians Make Blankets
Improved Steam Digger
How Large Does it Appear?
The Australian Bustard
Improved Tether
The Built up File
Science in Toys
Engineering Inventions - February 12, 1887
Miscellaneous Inventions - February 12, 1887
To Inventors - February 12, 1887
Agricultural Inventions - February 12, 1887
Mechanical Inventions - February 12, 1887
Foreign Patents - February 12, 1887
Departments
- Letters
Correspondence - February 12, 1887
- Departments
Notes and Queries - February 12, 1887
Business and Personal - February 12, 1887
Index of Inventions - February 12, 1887
