Volume 120, Issue 9
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Features
The Submarine Situation
The Submarine with 12-inch Gun a Fact--and Some Other Facts
Influenza—The Sphinx of Diseases
When we speak of the cause of a disease, we are guilty of an error. Any given disease has many causes
Industrial Cooperation as a Factor in Reconstruction
Airplanes for the Transatlantic Flight
What Aircraft Constructors Are Doing Toward Making the Great Flight Possible
Cost of the New Three-Year Naval Program
Moving Up from Millions to Billions in Naval Estimates
Speeding Up the Drier
How an Operation Once Left to Sun and Wind Has Been Brought Within the Mechanical Field