Volume 29, Issue 741supp
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Features
The New Croton Aqueduct, New York
Tunnel under the River Clyde at Glasgow
Experiment in Magnetization
Electricity in the Dwelling
The Stocher-Sedlaczek Arc Lamp
An Electrical Contact Thermometer
Blue, Violet, Red, and Green Prints
Joya's System of Heat Radiators
Influence of the Process of Cooling upon the Optical Properties of Glass and the Production of Pressed Lenses in a thoroughly Annealed State
[A communication from the Glastechnisches Labora-torium of Schott & Gen. in Jena.]
Mass and Motion
Machine for Covering Electric Cables with Rubber
On the Chemical Constituents and Poisonous Principle of the Bark of Robinia Pseudacacia, Linn
(Common Locust or False Acacia.)