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BrickLink - Set 9747-1 : LEGO Robotics Invention System, Version 1.5 [MINDSTORMS:RCX] - BrickLink Reference Catalog
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LEGO Mindstorms Robotics Invention System Set 1.5 9747 CD-ROM (Windows PC) : LEGO : Free Download, Borrow, and Streaming : Internet Archive
![LEGO 9747 Robotics Invention System, Version 1.5 Set Parts Inventory and Instructions - LEGO Reference Guide LEGO 9747 Robotics Invention System, Version 1.5 Set Parts Inventory and Instructions - LEGO Reference Guide](https://www.toysperiod.com/img/cache/b1/800x600/d4e4o5g414m4r5g5m444a4f446o2o4c4z5o4p59406u243a41313y3y2r2x2x20364w21354y20313n2b4p4o5l2a4u264x3x254p2.jpg)
LEGO 9747 Robotics Invention System, Version 1.5 Set Parts Inventory and Instructions - LEGO Reference Guide
![LEGO 9747 - Robotics Invention System Version 1.5 MINDSTORMS - 1999 - incomplete EUR 48,71 - PicClick FR LEGO 9747 - Robotics Invention System Version 1.5 MINDSTORMS - 1999 - incomplete EUR 48,71 - PicClick FR](https://www.picclickimg.com/V5sAAOSwv-lelVnv/LEGO-9747-Robotics-Invention-System-Version-15.webp)