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United States Code (Last Updated: May 24, 2014) |
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Title 51. NATIONAL AND COMMERCIAL SPACE PROGRAMS |
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SubTitle IV. Aeronautics and Space Research and Education |
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Chapter 407. ENVIRONMENTALLY FRIENDLY AIRCRAFT |
| § 40701. Research and development initiative |
| § 40702. Additional research and development initiative |
| § 40703. Research alignment |
| § 40704. Research program on perceived impact of sonic booms |