So all I should need to do (just to be clear) is double click any of the .rar files, sit back, and when it's done I should have an .iso that's ready to either burn ...
I'm a bit new at this, but I've got the complete thing...something like 63 files (hlm-bia.rar, others being hlm-bia.r30 - hlm-bia.r60). So I know I've downloaded it all. When I unplack a .rar file ...