Features
A Problem in American Anthropology
Recent Work against the Gypsy Moth
Single China Aster (Callistephus Hortensis)
Selected Formulæ
Miscellaneous Notes
Cotton Industry
Trade Suggestions from United States Consuls
Experiments with High - Frequency Currents at the Charlottenburg Technical School
Facts about Storage Batteries
Electric Propulsion at Tours
Mechanical Science
The Parsons Turbomotor
The Mining and Preparation of Kaolin
A Novel Fire Escape
Schneider-Canet Naval Turrets
Australian Quicksilver
Report of the Chief of the Bureau of Ordnance
American Railroads
Their Relation to Commercial, Industrial and Agricultural Interests
