Volume 115, Issue 26
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Features
New Type of Steam Motor Car
Solution of Steam-Car Difficulties by Introduction of Gas-Car Elements
Strategic Moves of the War, December 14th, 1916
By Our Military Expert
The New President of the American Association for the Advancement of Science, Russian Graphite, and more
How Waste Paper is Treated to Make New Paper
An Account of Processes and the Difficulties to be Overcome in Removing Printer's Ink
Concrete Cottages from a Catalogue
Evolution of the Rigid Airship Design
Present Status of Zeppelin Construction