Volume 44, Issue 1125supp
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Features
The Manchurian Railway
Hurdy-Gurdy or Tangential Water Wheels
The Coefficient of Traction of Carriages
Six N. H. P. Traction Engine
How Cloth is Dyed Several Colors at Once
Selected Formulæ
Indian Ink Manufacture
Photography in Colors
Miscellaneous Notes
Engineering Notes
Electrical Notes
The English Mission to Harrar
The Future of Central America
How to Avoid taking Cold
Driving Ostriches
The Surgical Status of the Bicycle
Remarkable Explorations in Babylonia
The Intelligence of Ants
To the Editor of the Scientific American: