Compton Gamma Ray Observatory - NASA mission from 1991 to 2000 with information on the Burst And Transient Source Experiment, the Oriented Scintillation Spectrometer Experiment, the Imaging Compton Telescope, and the Energetic Gamma Ray Experiment Telescope. - http://cossc.gsfc.nasa.gov/docs/cgro/
The Compton Gamma-Ray Observatory - Information for stated mission. - http://starchild.gsfc.nasa.gov/docs/StarChild/space_level2/cgro.html