48th Space Shuttle Mission12th Flight of Columbia Crew:Richard N. Richards, CommanderKenneth D. Bowersox, PilotBonnie J. Dunbar, Payload CommanderCarl J. Meade, Mission SpecialistEllen S. Baker, Mission SpecialistLawrence J. DeLucas, Payload SpecialistEugene H. Trinh, Payload Specialist This was the first use of a Shuttle with Extended Duration Orbiter Hardware, which was installed during extensive modifications to Columbia at Rockwell's California manufacturing plant.