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NASA's Space Shuttle Program : hearing before the Committee on Commerce, Science, and Transportation

United States. Congress. Senate. Committee on Commerce, Science, and Transportation.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2007. 2007

Shuttle safety : hearing before the Subcommittee on Science, Technology, and Space of the Committee

United States. Congress. Senate. Committee on Commerce, Science, and Transportation. Subcommittee on Science, Technology, and Space.
Washington : U.S. G.P.O. : For sale by the Supt. of Docs., U.S. G.P.O., 2004. 2004