I just bought brand new MB factory paper manuals. I prefer them to CDs, because you can actually lay the book next to the car (unless you have a laptop I suppose). I also find them easier to use. Check out www.books4cars.com
'86 420SE Euro
904 Midnight Blue, Gray Velour
Dad bought it new, now I own it.
"A Mercedes-Benz is like a fine wine, it only gets better with age."