The following games have some broken links by thier extras:
Dark Queen of Krynn, The; The Manual and the Cluebook extras have dead links.
Dungeon Master has a dead link by the Java port of Dungeon Master.
Ghostbusters has a dead link by its Game guide.
Gobliiins has duplicate entries for Level codes. The first one is dead.
Realms of Arkania - Blade of Destiny has a misdirecting link for it's Travellers Guide.
Thank you very much.