Dr. G. William Curtis has recently rejoined the staff of the the High Altitude Observatory of the National Center for Atmospheric Research (NCAR). He is one of several HAO scientific staff members in residence at the Sacramento Peak Observatory, Sunspot, New Mexico, where overall activity is cond... Show moreDr. G. William Curtis has recently rejoined the staff of the the High Altitude Observatory of the National Center for Atmospheric Research (NCAR). He is one of several HAO scientific staff members in residence at the Sacramento Peak Observatory, Sunspot, New Mexico, where overall activity is conducted under U.S. Air Force auspices. Show less