Features
Argols
Iron and Steel Industries in Great Britain in 1899
The Electrical Manipulation of Theatrical Machinery
The Works of the Diamond Match Company, Limited
An Automobile Street Sweeper and Sprinkler
Trade Suggestions from United States Consuls
Miscellaneous Notes
Trade Notes and Receipts
Selected Formulæ
The Lemur
The Soudanese at Paris
The Literature and Legends of the Filipinos
Ethnographical Collections in Germany
The Poisons of the Eighteenth Century
An Advance in Measuring and Photographing Sounds
The Nature of the Problem
