there's money to be made in tanning
clean it, salt it, scrub it, tan it DIY
or just clean it and salt it and send it to people who already know how.
Bucks County Fur Products
Box 204
220 1/2 N. Ambler Street
Quakertown, PA 18951
215-536-6614
they have no website but this contact and address are confirmed.
here's a little more comprehensive list taken from "The Sheep Book"