Air Resistance to Moving Bodies
The Silk-Producing Spider of Madagascar
First Class Battleship "Kentucky"
Salvage of the "Oregon"
The Brooks Comet
Paris Exposition.--Interior of the Petit Palais
Nernst Lamp at the Exposition
Lumber Rafts on the Columbia River
Inquiry Concerning Water Tube Boilers
An Interesting Clock
A New Gas Battery
Awards at the Paris Exposition
The Heavens in September
The Death of Prof. J. E. Keeler
Locomotive Snow Plows in Europe
Recently Patented Inventions
Notes and Queries
New Books, Etc.
Business and Personal
Index of Inventions