Features
Mother-of-Pearl
A Curious Industry of the Society Islands
A Precision Slide Rule
The Surface Dimensions of Paper
Southeastern Alaska
Hoisting Boats Electrically
The Anderton Electric Driven Canal Boat Elevator
Foundry Flasks—United States Standard
Light and Electromagnetism
Electric Waves and the Electromagnetic Theory of Light
Tele-Photography
A System of Transmitting Optical Images Electrically
Some Minute Phenomena of Electrolysis
How Fish are Hatched.—II
Fish-Cultural Practices in the United States Bureau of Fisheries
Principles of Mechanical Flight
Some Figures Relating to Flights of Birds
A Turbo-Electric Locomotive
New Investigations in Physics
Interesting Studies from Different Sources
Killing Germs by Light
Ultra-Violet Rays and the Sterilization of Liquids
Preservative Treatment of Farm Timbers
What Every Farmer Should Know.
A New Method of Identifying Persons
The Veins on the Back of the Hand
