BDgeek was nice enough to provided me with a couple of different soundtrack versions. Creating an isolated score is hard enough but after reading this I'm having even more doubts about being able to get something together. I won't know more till I listen and see what I have to work with.
For some strange reason Blade Runner is much, much easier to grade then Alien. So, in sitting around I have test graded a fare amount. Some shots I like better, some worse:
BD/BD regraded to LD