179th Airlift Wing C-27J Spartan flying over Mansfield Control Tower
United States Air Force
2011
<a rel="nofollow" class="external free" href="http://www.179aw.ang.af.mil/shared/media/document/AFD-111210-005.pdf">http://www.179aw.ang.af.mil/shared/media/document/AFD-111210-005.pdf</a>