Shells That Will Dive
[a proposed method of attacking submerged submarines with shellfire]
Features
Can Shell-Scarred Battlefields Be Cultivated?, The Nursing Place of Industrial Evolution, and more
Successful Handling of a Difficult Salvage Task
How the Tanker "Gut Heil" Was Rolled Over and Refloated
Strategic Moves of the War, January 30th, 1918
By Our Military Expert
Improving War Bread With Lime-Water
A Disagreeable Feature of the French Intensive Milling, and How It Was Remedied
Thirteen-foot Model of the World's Most Active Volcano
Faithful Reproduction of the Kilauea District in Hawaii on a Scale of 1-1500
Our Enemies in the Air
How Germany Is Preparing to Meet American and Allied Air Fleets
World Markets for American Manufactures- February 9, 1918
A department devoted to the extension of American trade in foreign lands
A Way To Enormous Coal Economies
Why Transport Fuel When We Could So Much Better Transport Power?
Obtaining Electricity Direct from Coal Gas
Departments
- Letters
Correspondence- February 9, 1918
- Departments
Inventions New and Interesting- February 9, 1918
Recently Patented Inventions- February 9, 1918
