Features
Frost Flowers and Snow Crystals
How Water Vapor is Turned into Fantastic Shapes
An Amazing Tale of the Sea
How a Destroyer Lost Forty Feet of Her Stern off Cape Hatteras
Training Captain of Industry in Germany-II
High Schools in Which the Science of Business is Taught
The Third Aviation Salon at Paris
Interesting Aeroplanes and Their Constructional Details
The Kinemacolor Process
Moving Pictures With the Natural Color Reproduced Photographically
To Keep a Tank from Bursting in Freezing Weather
Suggestions for the Workshop
Ingenious Expedients of Resourceful Mechanics
A Home-made Surface Gage
Holding a Screw by the Hand
Testing the Hardness of Metals
Adjustable Spanner Wrench
Tribute from a Leading London Daily, How Far May Thunder be Heard and more
Departments
- Recommended
New Books, Etc. - January 20, 1912
- Departments
Correspondence - January 20, 1920
The Inventor's Department - January 20, 1912
Recently Patented Inventions - January 20, 1912
Notes and Queries - January 20, 1912