![DIRECT / Human spaceflight / NASA DIRECT / Human spaceflight / NASA](https://www.pdfsearch.io/img/3046f0da3fb7a6c9aecf80b69c67b1ac.jpg) Date: 2013-08-20 10:42:40DIRECT Human spaceflight NASA | | National Aeronautics and Space Administration Research Subcommittee of the NASA Advisory Council April17, 2013Add to Reading ListSource URL: www.nasa.govDownload Document from Source Website File Size: 269,31 KBShare Document on Facebook
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