Interior details of the single U.S. Air Force Convair XC-99 (s/n 43-52436).
USAF
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<a rel="nofollow" class="external text" href="http://www.nationalmuseum.af.mil/photos/index.asp">National Museum of the U.S. Air Force</a> photo <a rel="nofollow" class="external text" href="http://www.nationalmuseum.af.mil/shared/media/photodb/photos/120409-F-XN622-004.jpg">120409-F-XN622-004</a>