Air navigation training, 1942
From: Paul Hirose
Date: 2012 May 17, 15:45 -0700
"Navigators in the Making," an illustrated article on the training of
Army Air Force navigators, is in the October 1942 Popular Science.
http://books.google.com/books?id=NycDAAAAMBAJ&pg=PA4&lpg=PP1
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