Keywords: Produced by Lookout Mountain Laboratory film credit.jpg en The production credit image from a film produced by United States Air Force Lookout Mountain Laboratory 2014-03-05 01 51 29 http //complexfields org/ongoing-projects/nuclear-film This is a exact copy of a work in the public domain It was produced as is clear from the content by the United States Air Force Lookout Mountain Laboratory United States Air Force Lookout Mountain Laboratory PD-USGov Uploaded with UploadWizard Lookout Mountain Air Force Station |