Features
Improved Gas Making Apparatus
Trial Trip of the New Steamer Queen of the Pacific
The Ventilation of the St. Louis Tunnel
Electric Lighting Applied to Navigation
The “Pilsen” Electric Light Arc Lamp
Herz's Telephone Trumpet
Lightning.—Look out for It
Silico Copper Wire
Photo Jottings
Coating Paper with Photographic Preparations
A New Method of Preparing Iodide and Bromide Emulsion
An Examination of the Various Methods of Determining Tannic Acid
The Late M. Poitevin
Peroxide of Hydrogen
Earth Metals Contained in Samarskite
On the Electrolysis of Sulphate of Copper
The Chemical Action of Light
Digestibility of Coffee and Sugar
Tripolith and Artificial Sandstone
The Relation of Food to Muscular Work
Telopea Speciosissima
Friedrich Mohr's Theory of the Formation of Coal from Marine Algæ
Travels of Plants
Prehistoric Knives
New Zealand Fungus
Vines
Departments
- Departments
Patents
