"Try Me Again" written by Linda Ronstadt and Andrew Gold...covered by:

Holly Rose Kadel on Causing A Stir
Trisha Yearwood on Real Live Woman
Studio Musicians on Hits Of Trisha Yearwood Vol. 4

"Lo Siento Mi Vida" written by Linda Ronstadt, Kenny Edwards, and Gilbert Ronstadt...covered by:

Frank Roberts on Beneath A Western Sky
Gerry Webber on Eternally
In Cahoots on Celebrating The Magic
Jim Sylvester, Holly Sylvester, and Chris Hawkins on Things Just Keep Gettin' Better
Kessler's Friends on Some Things Take Time

"Winter Light" written by Zbigniew Preisner, Eric Kaz, and Linda Ronstadt...covered by:

Wayzata Women's Chorus on Winter Harmony
Owl (Barry Curtis, Steve Lalor, and Diane Luboff) on Beacon In The Night
Becky Taylor and Simon Hale on A Dream Come True
Kim Bracken on Acoustic Christmas
Lorie Line on Simply Grand
Peggo & Paul on Winter's Light
Rob Klopfenstein on Dedicated To The One I Love: Linda Ronstadt
Sally Harmon on Romancing The Movies Too
Sarah Brightman on Classics
The Holotones on The Holotones Live At Liars #1
Studio Musician Compilation on Lullabies For Little People
Various Artists on Lullaby Suite
Various Artists on Angelic Lullabies
Various Artists on Moonlight Lullabies
Various Artists on Bedtime Lullabies
Various Artists on Lullaby Dreams

"I Want A Horse" written by Linda Ronstadt and Wendy Waldman...recorded by
Linda and Wendy on the 1980 Sesame Street album, In Harmony.

I haven't been able to find any covers of this song yet.