Features
A National Department of Science
Present Status of the Apprenticeship System
A Novel Wrench
Method of Measuring the Speed of Camera Shutters
A Bicycle frame Reinforce
A Vehicle Running Gear Attachment
Compressed Air Motor on the Elevated Railroads, New York
Capture of a fifty Foot Whale in Puget Sound, Washington
The Brambel Rotary Engine
The Training of Horses
To Inventors - January 30, 1897
Departments
- Recommended
New Books and Publications - January 30, 1897
- Departments
The Heavens for February 1897
Recently Patented Inventions - January 30, 1897
Index of Inventions - January 30, 1897
Business and Personal - January 30, 1897
Notes and queries - January 30, 1897
Patents - January 30, 1897
