Volume 8, Issue 204supp
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Features
The Theory of the Compound Engine
American Engineering.—VIII
The Costs of Railway Cars
Machinery from an Insurance Point of View
Combined Dredger, Tug, and Fire Engine
Toughened Glass Sleepers
On the Application of Toughened Glass to Permanent Ways. *
Painting, Varnishing, and Cleaning of Cars
M. Jamin's Electric Lamp
Bell Founding
Monckhoven's Photometer for the Studio
Light from Thermo-Electricity
Progress of Industrial Chemistry
Brief Review of the Most Important Changes in the Industrial Applications of Chemistry Within the Last Few Years
Spongy Iron and Animal Charcoal as Agents for the Purification of Water
Fibrous Rock-Salt
(Sodium Chloride.)