Features
A New System of Armor Plating Needed
Successful Progress of the Great Jetties
Unscientific Scientists
Confidentially, with Our Readers
A Remarkable and Disastrous Explosion
To Our Subscribers
Government Tests of Magazine Guns
The American Exhibit at the Paris Exposition
Utilizations of the Goose Quill
Radial Drilling Machine
Communications
The No. 10 Bolt Cutter and Nut Tapper
Fisher's Torpedo Guard
Improved Ore Crusher and Pulverizer
Chapell's Pipe Coupling
A Celebrated Short-Horned Cow
Boland's Improved Kneading Machine
The Reproduction of Musical Tones by Electro-Magnetism
Departments
- Departments
Notes and Queries
Business and Personal
Index of Inventions
Patents
