Many, many moons ago, I came across a listing of tracks that were played at the WL. I no longer remember where I saw that list, but I now have a nice playlist on my iPod.
Here are the titles/artists so you can acquire them on your own. (Legally, of course.)
Appalachian Morning/Paul Winter
Appalachian Spring Suite: Poco Piu' Mosso/Aaron Copland & London Symphony Orchestra
Appalachian Spring Suite: Very Slowly/Aaron Copland & London Symphony Orchestra
Billy the Kid - Suite: Introduction - The Open Prairie/Aaron Copland & London Symphony Orchestra
Billy the Kid - Suite: Prairie Night (Card Game at Night)/Aaron Copland & London Symphony Orchestra
Billy the Kid - Suite: Street in a Frontier Town/Aaron Copland & London Symphony Orchestra
Billy the Kid - Suite: The Open Prairie Again/Aaron Copland & London Symphony Orchestra
The Buffalo Hunt/John Barry/Dances With Wolves (Original Motion Picture Soundtrack)
Creation/Brian Keane/The Way West (Original Film Soundtrack) Soundtrack
Grand Canyon Suite: On the Trail/Arthur Fiedler & Boston Pops Orchestra
The Heiress Suite/Leonard Slatkin & St. Louis Symphony Orchestra
The Lakes/Rachel Portman/Miss Potter Soundtrack
Main Theme (From "Silverado")/Bruce Broughton/The Wild West - The Essential Western Film Music Collection
Main Theme (From "The Last of the Mohicans")/Trevor Jones/The Wild West - The Essential Western Film Music Collection
Main Themes (From "The Magnificent Seven")/Elmer Bernstein/The Wild West - The Essential Western Film Music Collection
Main Title (From "City Slickers")/Marc Shaiman/Varèse Sarabande: A 25th Anniversary Celebration (25 Years Of Great Film Music)
Main Title (From "The Big Country")/Jerome Moross/The Wild West - The Essential Western Film Music Collection
Mountain Dance/Dave Grusin & London Symphony Orchestra
New Day/David Arkenstone
Orchard House (Main Title)/Thomas Newman/Little Women Soundtrack
Prelude (From "How the West Was Won")/Alfred Newman/The Wild West - The Essential Western Film Music Collection Soundtrack
Prelude (From "Wyatt Earp")/James Newton Howard/The Wild West - The Essential Western Film Music Collection
The Red Pony: V. Walk to the Bunkhouse/Leonard Slatkin & St. Louis Symphony Orchestra
Ride to Fort Hays/John Barry/Dances With Wolves (Original Motion Picture Soundtrack)
Rodeo: I. Buckaroo Holiday. Allegro Con Spirito/Leonard Bernstein & New York Philharmonic
Sand Creek Memories/Peter Kater & R. Carlos Nakai/How the West Was Lost
Siyotanka Boy/Douglas Spotted Eagle/Flute Boy
Theme from "Duel In the Sun"/101 Strings Orchestra/The Great Westerns Soundtrack
Under The Umbrella (End Title)/Thomas Newman/Little Women Soundtrack
The Wave/Randy Edelman/Angels In the Outfield (Soundtrack from the Motion Picture)