Features
Mapping the Value of Gravitational Force
International Scientific Team-work
Semi-steel Cars in Railroad Wrecks
Lessons, from a Rear Collision in the West
Across the Atlantic by Aeroplane
The Problem and Suggestions for Its Solution
Savage Irrigation in Luzon
The Wonderful Rice Terraces of the Head-hunting Ifugaos
The New Vickers Light Automatic Rifle-caliber Gun and Its Adjustable Mounting
By the English Correspondent of the Scientific American
A Simple Resister
How to Clamp a Mitered Door Frame
Inside Pulling Grip
Burnt-gas Exhaust for a Garage
Suggestions for the Workshop
Ingenious Expedients of Resourceful Mechanics
Drills for Screws and Taps
Departments
- Recommended
New Books, Etc. - February 3, 1912
- Departments
Correspondence - February 3, 1912
The Heavens in February 1912
The Inventor's Department - February 3, 1912
Recently Patented Inventions - February 3, 1912
Notes and Queries - February 3, 1912
