Forget it. I just found a track listing for a Nick at Nite/Sony CD. Apparently, it's the same thing, and contains dialogue.
Detailed item info
Release Year: 1997
Record Label: Sony Music Distribution (USA)
Track Listing 1. Overture 2. A Prayer from Bedford Falls 3. Big Brother Saves Life 4. Father and Son 5. The Good Old Building & Loan 6. George Gives up College 7. George & Mary Meet Again 8. George and Mary Get Hitched 9. A Run on the Bank 10. Potter's Job Offer 11. World War II 12. A Hero's Homecoming 13. Uncle Billy's Crisis 14. The Plea to Potter 15. Clarence's Leap of Faith 16. George Bailey Doesn't Exist 17. Answered Prayers 18. The Richest Man in the World 19. Buffalo Gals - (duet by George and Mary)
Distributor: Sony Music Distribution
Album Notes IT'S A WONDERFUL LIFE: THE RECORD contains both dialog and music from the Frank Capra film. Digitally remastered by Debra Parkinson (Sony Music Studios, New York, New York). Editor: Michael Brooks .Illustrator: Ed Fotheringham.Arrangers: Dimitri Tiomkin ; Irving Berlin.
I just keep hoping that one day someone will release the original tracks on CD. My frustration is only compounded by the mention in the notes of the Newman/Telarc CD about acetates of the original scoring sessions that they listened to for reference.