Volume 18, Issue 467supp
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Features
The New University Buildings at Strassburg
The Wave Theory of Light
The Limitations of Submarine Telegraphy
William' System of Coast Defense by Electrical Torpedoes
Insulators for Telegraph and Telephone Lines
New Electric Gas Lighter
Electric Light in Theaters
The New Dam at Suresnes
Brearey's Aeronautical Machine
Improved Wire Testing Machine
Improved Doubling and Laying Machine
Raising of the Fallen Girder of the Douarnenez Viaduct
Boiler Tubes
Improved Ladle Carriage
The Repair of Boiler Tubes
Grulet's Screw for Raising Water
On Various Toning Baths
Coating Plates with Gelatine Emulsion
Iodo-Chloride of Silver Emulsion
The Incomplete Combustion of Gases
[Abstract of a paper read before the Chemistry Section of the British Association at Montreal.]