Features
A Proposed Congressional Resolution Relating to Patents
The Seven Ages of our World
New Flash Lamp
Explosion of a Locomotive
An Improved Hay Stacker
An Improved Magazine Hand Camera
A Combination Account and Billing Book
A Desk Ink Bottle
The “Electric” Girl
The Stockton, California, Race Track
Electric Shooting Pull
To Inventors
Departments
- Recommended
New Books and Publications- April 23, 1892
- Departments
Recently Patented Inventions- April 23, 1892
Business and Personal- April 23, 1892
Notes and Queries- April 23, 1892
Index of Inventions- April 23, 1892
