Here are some books about angels, the after-life, and other books of a spiritual nature. Note, these are not "religious" books ascribing to a particular religion but are spiritual in nature.
After We Die: An Extraordinary Description of the Afterlife by Colin Ingram
Robert Reed Publishers
And We Are Doing It! Building An Ecovillage Future by JT Ross Jackson
ANGEL ON CALL: Pathways to Love and Enlightenment by Helene Rothschild
ANGEL TALKS: Unraveling the Mysteries of God by Thomas E. Carpenter
As the Pendulum Swings: If It Isn't Hypnosis... Then What Is It? by Lindsay A. Brady
Buddha’s Wife by Gabriel Constans
HOBO SAPIEN: FREIGHT TRAIN HOPPING TAO AND ZEN by Wayne Iverson
I CAN STILL DO IT! The Unstoppable Spirit of a Plane Crash Survivor
Robert D Reed Publishers
Maverick Priest: A Story of Life on the Edge
Me and My Angel by Bob Eastman
ReInhabiting the Village: CoCreating our Future
Running Home: 35 Moving Meditations for Runners by Toby Estler
Sacred Power of the Universal Laws Revealed by Sharka Glet, D.D., M.A.
Set Yourself Free: Life the Life YOU Were Meant to Live!
Stefi, a novel by Jenny Paschall
The Physically Fit Messiah: Wellness Wisdom PAST and PRESENT
THE SHATTERING II: Breaking the Silence
The Ten Commitments Entering the Promised Land of Abundant Life by Robin B. Haruna
Unraveling Reality: Behind the Veil of Existence by Ishi Nobu
Violet's Vision by Fran Fisher