Features
The Origin of European Peoples
Report of the Naval Bureau of Ordnance
Electrification of a Chicago Railway Terminal
The Army Ordnance Report
Electricity
Science
Engineering
A Machine for Simultaneously Firing Many Blasts
A New Theory of the Screw Propeller
Photographing a Star Spectrum
A Pollen-Gathering Patent Dedicated to the Public
The Phases of Venus
An Aerial Passenger Railway
How Your Eyeglasses are Made
Flight with Flapping Wings
The Baby Musk Ox and the Alaskan Bear of the New York Zoological Gardens
Departments
- Departments
Correspondence
Recently Patented Inventions
New Books, Etc.
Notes and Queries
Patents
Index of Inventions
Index