GNP Crescendo Records released a few volumes of soundtrack recordings from the original series. The first, released in 1985, contained music from The Cage and Where No Man Has Gone Before.
One of the great things about 12" vinyl is that you get a decently big canvas for the album cover art.
Great stills from the two pilot episodes on the back.
A close look at the back cover text.
This was THE music delivery mechanism when I was a kid.
Side 1 & 2 track listings.