Volume 109, Issue 1
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Features
Aeronautics - July 5, 1913
Engineering - July 5, 1913
Science - July 5, 1913
The Beehive and By-product Oven in Coke Production
Teaching Soldiers How to Shoot
How Artificial Landscapes and Moving Pictures are Used
Some Novel Uses of Compressed Air
How Compressed Air is Used for Sheep Shearing, Cutting Sugar Cane, and Shifting Automobile Gears
Fuel Production in the United States
Present Consumption and Future Supply
The Genealogy of the Motorcycle
From the Steam Velocipede, 1868, to the Standard Machine of 1913
Price Maintenance and Modem Merchandising-II
How Price Maintenance Benefits the Public