Features
The American Association for the Advancement of Science
The Fast Trip of the Teutonic
"Alleged Deceptions in German Steel Works" Corrected
Position of the Planets in September
A Simple and Durable Wrench
A Trigger Mechanism for Guns
An Improved Neck Yoke
An Improved Planter
An Improvement in Car Construction
A Car Wheel and Rail to Increase Traction
Photographic Notes- August 29, 1891
Boa Constrictors
Departments
- Letters
Correspondence- August 29, 1891
- Departments
Recently Patented Inventions- August 29, 1891
Business and Personal- August 29, 1891
Index of Inventions- August 29, 1891
Notes and Queries- August 29, 1891
To Inventors- August 29, 1891