1. X-15 : extending the frontiers of flight Author/Creator: Jenkins, Dennis R., author Publication/Creation: Washington D.C. : National Aeronautics and Space Administration, NASA Headquarters, [2007] Format: Book Access & Availability: Loading
2. X-ray activity in the open cluster IC 4665 Author/Creator: Giampapa, M. S. (Mark S.), author Publication/Creation: [Tucson, AZ] : National Optical Astronomy Observatories ; [Washington, DC] : [National Aeronautics and Space Administration], [1997] Format: Book Access & Availability: Loading
3. The X-ray properties of high redshift, optically selected QSOs Author/Creator: Anderson, Scott F. Publication/Creation: Seattle, Wash. : Dept. of Astronomy, University of Washington ; [Washington, D.C.] : [National Aeronautics and Space Administration], 1985 Format: Book Access & Availability: Loading
4. X-Ray satellite (ROSAT) : status report, 1st quarter 1986 Publication/Creation: Washington, DC : National Aeronautics and Space Administration, [1986] Format: Book Access & Availability: Loading
5. X-ray satellite (ROSAT) : status report, 4th quarter 1985 Publication/Creation: Washington D.C. : National Aeronautics and Space Administration, [1986] Format: Book Access & Availability: Loading
6. X-ray satellite status report, 2nd quarter 1985 Publication/Creation: Washington, DC : National Aeronautics and Space Administration, [1985] Format: Book Access & Availability: Loading
7. X-ray satellite status report, third quarter 1985 Publication/Creation: Washington, D.C. : National Aeronautics and Space Administration, [1985] Format: Book Access & Availability: Loading