United States. War Dept.. Airship aerodynamics.. Washington, D.C.. UNT Digital Library. http://digital.library.unt.edu/ark:/67531/metadc28317/. Accessed May 22, 2013.
Airship aerodynamics.
Feedback:
If you are having problems, need to report errors, or have questions or comments for the staff, please use our Feedback Form.