ocr: LUNAR ORBITAL SCIENCE MAPPING CAMERA LASER ALTIMETER PANORAMIC CAMERA - - - - - - - - - a - a E SOLAR MONITOR 25-FT RETRACTABLE BOOM - - - 24-FT RETRACTABLE BOOM - MASS LE - - As SPECTROMETER - - - - - - A GAMMA RAY SPECTROMETER PARTICLES AND FIELD SUBSATELLITE ALPHA AND X-RAY SPECTROMETER 158