Looking at his post, I assume that is the list of files he is seeing.
Easy way to tell is is the .rar file is the same size as all the 01 to .r51 (52 would be smaller because it is the end of the set).
If it is part of the set then it is first file (the one you extract from).
Indeed. Some form of linux would probably be less of a headache
Use the "Go Advanced" option for making a post and add it as an attachment.
You got the .iso? You've got the game.