Suggestion to Develop Niagara Falls' Full Efficiency
By an Overseas Engineer Officer
Features
The German Flying Tank, Closing the North Sea, and more
The German Flying Tank [a heavily armored airplane]
Closing the North Sea [a huge minefield in the North Sea]
Women on the Land [women agricultural workers]
Bullet Versus Armor
The Familiar Contest of the Sea Started Anew Upon the Land
[article on armor being worn and carried by infantrymen]
The second page of the article also contains an article on the convoy system for transatlantic shipping...
The True Story of the Liberty Motor
The Lightest and Most Powerful Airplane Engine Produced on a Quantity Basis
Leveling and Pulverizing as Furrow is Turned
Mechanical Equipment of the Farm- June 1, 1918
Latest developments in agricultural machinery and practical suggestions for the farmer
A Tale of a Trailer
The Longest Possible Bridge Spans
Including Description of the Proposed Hudson River and San Francisco Bay Structures
Departments
- Letters
Correspondence- June 1, 1918
- Recommended
New Books, Etc.- June 1, 1918
- Departments
The Heavens in June, 1918
Recently Patented Inventions- June 1, 1918
Notes and Queries- June 1, 1918
