Volume 10, Issue 237supp
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Features
British Gun Tests
Engines of H.M.S. Nelson
The Hudson River Tunnel
The Railroad Man's Shibboleth
An Iron Roof of Forty-Two Feet Span
The Large Electric Works of Paris
The Stores of the Louvre—The Hippodrome
Electrical Abstracts
Induction Machines
Transmission of Motion by Electricity
Physics without Apparatus
Improved Telephone Call
A New Photometer
Areothermic Balance for Determining the Density of Liquids
Some Recent Advances in Photography
The Gelatino Bromide Process
Ice and Iron
Laws of Wisconsin Against Food Adulterations
Progress of Industrial Chemistry
Brief Review of the Most Important Changes in the Industrial Applications of Chemistry Within the Last Few Years