51 USC Ch. 407: Front Matter
From Title 51-NATIONAL AND COMMERCIAL SPACE PROGRAMSSubtitle IV-Aeronautics and Space Research and EducationCHAPTER 407-ENVIRONMENTALLY FRIENDLY AIRCRAFT
CHAPTER 407-ENVIRONMENTALLY FRIENDLY AIRCRAFT
Sec.
40701.
Research and development initiative.
40702.
Additional research and development initiative.
40703.
Research alignment.
40704.
Research program on perceived impact of sonic booms.