Features
A Cavity Due to Strain in Heating
The Pressure of Explosives. Experiments on Solid and Gaseous Explosives
Part II.—Experimental Investigation of The Explosive Properties of Cordite.
A Simple Camera Shutter
Wealth of our Farms
Causes of Failure in the Concrete Block Business
The Beginning of a Mining Camp
The Forerunners of the Automobile
Metals used in Automobile Construction
Manganese-Bronze and its Manufacture
Researches on Metals of Platinum Group
Electro-Technical Industries
A Steam Turbine of 10,000 Horse-Power Capacity
Submarine Cables
Germany Extending Her Lines of Communication
The Ferranti New Three-Phase Remotecontrol Oil-Switch
By the English Correspondent of Scientific American