Features
The Yucca Plant in Venezuela
Tobacco in Korea
From Djibouti to Harrar
The “Ballot” Shaft Coupling and Propeller
Portable Hand-Punching and Shearing Machines
Memorandum on the Mineral Resources of the Philippine Islands
Artificial Silk in Germany
Selected Formulæ
Miscellaneous Notes
Engineering Notes
Siberian Silhouettes
The Toy-Industry of Nuremberg
Apparatus for Nickel Plating Numerous Small Objects at a Time
A new Acetylene Lamp
Heating by Coal Tar
The Economic Status of Insects as a Class
The Bad Language of Wild Birds
Portable Electric Propeller for Boats
Repairing a Screw Shaft
Departments
- Departments
Patents - March 4, 1899
