Present-Day Knowledge of Metals and the Engineer
And Suggestions for a Systematic Course of Fundamental Instructions
Volume 82, Issue 2123supp
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Features
Detection of Saccharin in Food
Making Liquid Hydrocarbons from Naphthalene
Nickel-Silver
German Military Aeroplanes
The Fokker Type and its French Prototype
Essential Oils and Immunity
A Novel Cooler for Internal Combustion Engines
An Efficient Device for Use Where Water Is Scarce
The Status of Water-Power Development
Economic Advantages of Utilizing Maximum Stream Flow with Auxiliary Steam Stations
Extension of the Spectrum beyond the Schumann Region—II
Difficulties Encountered and Methods of Procedure Followed
Underground Habitations on the Firing Line
Comforts and Conveniences Improved Under Adverse Conditions
The Study of Hereditary Eye Defects
The Plains of Northern India
And Their Relationship to the Himalaya Mountains
The Modern Boiler-House
Immersion for Microscopic Object-Glasses
Internal Combustion Engine Cycles—I
Possibilities of the Constant Pressure Cycle
Utilizing Straw
Why small Farm Engines are Failures
Fuel Economy
And the Proper Utilization of Coal