In a hunt for something totally unrelated, I ran across these various older REH audio projects.
The first two are apparently from a 1975 radio drama series that was planned, but only these two ever got produced.
These are hosted on mediafire and you may need to register to download, but registration is free.
TOWER OF THE ELEPHANT
THE FROST GIANT'S DAUGHTER
Librivox.org has eight Howard works recorded for free download, including Bear Creek.
LIBRIVOX HOWARD WORKS
Winner of the Howard Widow Lifetime Achievement Award