Features
Artificial Fuel Gas
Oil in Colorado and Wyoming
Vosper's Oil Engine
Deep Boring near Freidstadt, Austria
Gas Motors for Street Railways
His Excellency Señor Don Luis Cordero, President of the Republic of Ecuador
Telephone Rates in Europe
Nickel—Its History, uses, and Distribution
Right and Left Sightedness
The Adulteration of Food
Hotel Hygiene
Some Thoughts on Pharmacy as a Profession
The Arctic Expeditions of 1894
The Bacillus Anthrax in California
The Wellman Polar Expedition
Means of Protecting Plants against Blight and Insects
American Sheep
Irritability of Plants
Cypripedium Machrochilum Giganteum
News about another World
Departments
- Departments
Patents - June 16, 1894
