Features
The Storage of Inflammable Liquids
A New Safety Device
Gasoline, Gas, Steam, and Electricity
Their Comparative Cost For Small Powers
New Forms of Steel for New Uses
Structural Shapes Rendered Necessary by the Steel Building
A New Blue-Black Protective Iron Paint from “Waste Pickle“Solutions
What the Destruction of Forests means in the Far west
The Weight of Marine Turbines
What are the Best Dimensions for a Turbine?
Purification of Air by means of Ozone
A Description of New Apparatus
Man's Place in Nature
Prehistoric Man—II
A Review of Modern Theories and Discoveries
New Tanning Process
Carbon Monoxide and the Toxicity of Tobacco Smoke
The Relational Life of Protozoa
The Career of a Simple Organism
Fulgurites
A Short Account of “Lightning Tubes”
The Tores of Saturn
An Explanation of a Singular Phenomenon
