I've looked all over for a walkthrough for you, and this is hte closest thing I've found.
http://basiliskgames.com/forums/viewforum.php?f=12&sid=6c6f91e4fd6aa5db876d199a11ce069f
This forum contains alot of helpful information, including a very nice FAQ that includes maps, and a link to the wikia. If you're stuck on a particular part, I would also recomoned you make a post in that forum as well.