The Complexity of the Atom
Considered from Both a Chemical and a Physical Point of View
Features
A Highly Sensitive Electrometer
Clearing the Way for an Advance
Economic Ship Building
Disappearing Guns for Submarines
A Method Devised in France for Operating
Hydrated Lime
Every Man a Leader
Notes on the Psychology of Leadership
New Colorants from Methylene Blue for Microscopic Specimens
Ancient Rock Carvings in Sweden
Deterioration of Refractory Materials in the Iron and Steel Industries
Iris Perfume Industry in France
“Iron-Stemmed” Carnations
Growing Improved Varieties in Paris
The “Spin” in Aeroplane Flying
New Antiseptics
An Emergency Ration
Chemical Reactions of Iron Smelting
A Review of Processes as Carried On Today
A Material for Ships' Propellers
Aluminium
The Cathode Ray Tube and its Applications
Methods of Construction, and Use as an Oscillograph and as a Wattmeter
The Fermentation of Indigo
Observations on the Friedel-Crafts Reaction
Radio-Active Luminous Paints
Substances That Are Being Found of Value During the War
The Oil Fields of the Apsheron Peninsula
Richest Lands in the World Contained Within Russia'S Barren Promontory
