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Robotics Invention System, Version 1.5 : Set 9747-1 | BrickLink
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LEGO 9747 Robotics Invention System, Version 1.5 Set Parts Inventory and Instructions - LEGO Reference Guide
Robotics Invention System, Version 1.5 : Set 9747-1 | BrickLink
Got 4 of these old mindstorms today, but no software. Any idea how to play without the 20 y/o CD-rom? : r/lego
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LEGO 9747 Robotics Invention System, Version 1.5 Set Parts Inventory and Instructions - LEGO Reference Guide
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LEGO Set 9747-1 Robotics Invention System, Version 1.5 (1999 Mindstorms > RCX) | Rebrickable - Build with LEGO
LEGO Set 9747-1 Robotics Invention System, Version 1.5 (1999 Mindstorms > RCX) | Rebrickable - Build with LEGO
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