Some of these are older and some what rough and others are Library.
Norby Down to Earth (1989) (with Isaac Asimov) Hrardback Old llibrary has Rough ha pocket you use to slip paper in Norby and Yobo's Great Adventure (1989) (with Isaac Asimov) Hardback Library 1989 Norby and the Oldest Dragon (1990) (with Isaac Asimov) Paperback and good condition. 1993 Norby and the Court Jester (1991) (with Isaac Asimov) Paper Back Library Has discard stamped inside front cover and the library stamp. 1991 Norby and the Terrified Taxi (1997) Hardback Library Rough Pink scribble on back cover. Couple of library stamps in front. 1997The Norby Chronicles (omnibus) (1986) (with Isaac Asimov) Rough Paperback 1986Robot for Hire (1987) (with Isaac Asimov) Rough Water damage paperback 1985Norby Through Time and Space (1988) (with Isaac Asimov Good condition 1998 Paperback
Thank you for your patience