| http://www.w3.org/ns/prov#value | - The system of Army air installations in use in January 1939, with the world facing a second general war, was strikingly similar in its broad outlines to the hodgepodge of airfields hurriedly developed for training purposes during World War I. Although some new bases had been built and most of the older fields had benefited at one time or other by some improvements, the number of installations fell
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