1. D. H. Hathaway is in the Solar Physics Branch, Mail Code ES82, Space Sciences Laboratory, NASA/Marshall Space Flight Center, Huntsville, AL 35812, USA.
2. P. A. Gilman is at the High Altitude Observatory, National Center for Atmospheric Research, Post Office Box 3000, Boulder, CO 80303, USA.
3. J. W. Harvey, F. Hill, R. F. Howard, J. W. Leibacher, and J. A. Pintar are at the National Solar Observatory, National Optical Astronomy Observatories (NSO/NOAO), Post Office Box 26732, Tucson, AZ 85726-6732, USA.
4. H. P. Jones is at NASA/Goddard Space Flight Center, Southwest Solar Station, NSO/NOAO, Post Office Box 26732, Tucson, AZ 85726-6732, USA.
5. J. C. Kasher is in the Physics Department, University of Nebraska at Omaha, 64th and Dodge Streets, Omaha, NE 68182-0266, USA.
6. G. W. Simon is at Air Force Materiel Command, Phillips Laboratory, Geophysics Directorate, Solar Research Branch, NSO, Sunspot, NM 88349, USA.