1. NASA Langley Research Center, Hampton, Virginia 23665
2. School of Geophysical Sciences, Georgia Institute of Technology, Atlanta 30315
3. Systems and Applied Sciences Corporation, Hampton, Virginia 23666
4. Institute of Atmospheric Physics, University of Arizona, Tucson 85721
5. NASA Langley Research Center
6. Department of Physics and Astronomy, University of Wyoming, Laramie 82071
7. SRI International Menlo Park, California 94025
8. Systems and Applied Sciences Corporation