Features
Railroad to the Yukon
Side Doors or End Doors on Railroad Cars
The Opium Industry in America
An Efficient Tire Bolt Wrench
Discharge Nozzle for Fire Engines
An Automatic Acetylene Gas Generator
Submarine Mining and Torpedo Warfare
Apparatus for Measuring the Heights Reached by Balloons
Reconstruction of the Dismal Swamp Canal
A Device for Fastening Nuts
A Horned Cockerel
To Inventors - March 5, 1898
Departments
- Letters
Correspondence - March 5, 1898
- Departments
The Heavens in March 1898
Recently Patented Inventions - March 5, 1898
Notes and Queries - March 5, 1898
Business and Personal - March 5, 1898
Index of Inventions - March 5, 1898
