Features
Industrial and Medicinal Soaps
A Remarkable House
The Latest Implement of War
The Bombardment of Zanzibar
When does the Next Century Begin ?
Electrical Notes
Miscellaneous Notes
Engineering Notes
Changes in the Brains of the Non-Insane
Selected Formulæ
Chrom-Ammonium Salts useful in Process Work
Temperature Limit of Life
Viscosity of Liquids
Ancient Pompeiian Boilers
Psychological Notes upon Sleight of Hand Experts
Excavating in Egypt
The Cassel-Hinman Bromine Process of Gold Extraction
The Bureau of Ethnology at Washington, U. S. A.
Botanical Description of the Longleaf Pine
How Cochineal is Cultivated
Some facts about the Way in which the Insect is Propagated
General Work against Insects which Defoliate Shade Trees in Cities and Towns
Nansen Tells his Story
New details about his Great Journey
