Additional
Information: The Crack of Doom (1989), an illustrated text adventure based on Book Six of The Return of the King by J.R.R. Tolkien, by Philip Mitchel et al. of Beam Software/Melbourne House.
Crack of Doom, The Sites:
Ye Olde Infocomme Shoppe: Crack of Doom Ye Olde Infocomme Shoppe: Crack of Doom: Scan of the box top. (Crack of Doom, The) http://www.if-legends.org/~yois/vault/melbourne_crack.html
Underdogs: Crack of Doom Underdogs: Crack of Doom: Information, box art, screenshot, and download of the DOS version. (Crack of Doom, The) http://www.the-underdogs.org/game.php?name=Crack+of+Doom
Tolkien Computer Games: Crack of Doom Software Adventure Tolkien Computer Games: Crack of Doom Software Adventure: Game information, box art, and screenshot. (Crack of Doom, The) http://www.lysator.liu.se/tolkien-games/entry/crackofdoom.html