Features
Retrospect of the Year 1900
A Pyrotechnic Fire-Alarm
Method of Constructing Wooden Water-Pipe
A New Induction Coil
A Wonderful Clock
Some Interesting Experiments in Dirigible Airships
The French Armored Cruiser "Montcalm"
A Safety Military Spy-Glass
The Bolometer or Actinic Balance
Departments
- Departments
Recently Patented Inventions - January 5, 1901
Index of Inventions - January 5, 1901
Notes and Queries - January 5, 1901
Business and Personal - January 5, 1901