It's been ages since Project Aon last released a free Lone Wolf book, but it looks like their latest endeavor (The Cauldron of Fear, available here) has been well worth the wait. Not only is it fully-illustrated like its predecessor, The Jungle of Doom, but it's also available as a downloadable, printable .PDF file. No longer are you forced to play on your screen! Let the mass expenditure of ink and toner begin!