Start with high-confidence meditations books, then narrow by subgenre or adjacent topics.
Dialogues With Silence
Thomas Merton
The Business of Heaven
C. S. Lewis
The Secret of the Golden Flower
Richard Wilhelm, C. G. Jung
A Cry for Mercy
Henri J. M. Nouwen
Talks to Farmers
Charles H. Spurgeon, John MacArthur
Practicing Your Path
Holly W. Whitcomb
The Reed of God
Caryll Houselander, Marie Anne Mayeski
A Beautiful Year
Diana Butler Bass
Present in Prayer
Jennifer Tucker
A Time of Renewal
Mother Mary Francis P.C.C., Mary Francis
The Brother Lawrence Collection
Brother Lawrence
As a Man Does
James Allen
The Showings of Divine Love
Julian of Norwich
Inner Practices for the Twelve Nights of Yuletide
Anne Stallkamp, Werner Hartung
Spiritual Counsels of Father De Caussade
Jean-Pierre de Caussade
Showings of Divine Love