Volume 15, Issue 371supp
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Features
Early American Locomotives and Railroads
Machine for Manufacturing Seamless Rings
Flying Machines
An English Steam Fire Engine
Helbing's Liquid Meter
Calumet Mine Stand Pipe
Lamoureux's Improved Bread Ovens
Turning Ellipses in a Lathe
Mr. W. T. Henley
Richard Trevithick
A Simple Galvanometer
Goloubitzky's Telephone
Kotyra's Telephone
Simple Dip-Circle
Electric Lighting of the Brussels Telegraph Office
Radiation of Cold
Merton's Apparatus for Refining Zinc
Manufacture of Silverware
The Utilization of Waste
Zinc—Its uses and Manufacture
Bottle-Nosed Whale Oil
Hypnotism in Paris
[From a Correspondent of the Lancet]