The Level 9 Memorial:Honors Level 9's adventure games. Contains scans, details, and walkthroughs of each game.
Adventureland: Level 9 Computing: Short company information and a detailed list of the adventures they published.
Level 9: Past Masters of the Adventure Game: Article by Richard Hewison from Classix Fanzine.
Sinclair User: On the level: "Another time, another space. Chris Bourne reaches Level 9" Interview with Nick and Pete Austin of Level 9.
The Dungeon Masters: Interview with Pete Austin of Level 9.
The Level 9 Fact List: Comprehensive source of information on Level 9 games and packaging.