English determination method: work of the federal government of the United States catalog: Media catalogue of the Johnson Space Center determination method:...
image is a derivative work of the following images: File:Buzz_Aldrin_and_the_U.S._flag_on_the_Moon_-_GPN-2001-000012.jpg licensed with PD-USGov-NASA 2009-04-09T21:02:37Z...
determination method or standard: work of the federal government of the United States catalog: Media catalogue of the Johnson Space Center determination method...
