Journey of Souls (1994)
Start here. Newton presents 29 case studies of clients who described their between-life experiences under deep hypnosis. Follow the soul from death through the spirit world to the next incarnation.
Destiny of Souls (2000)
67 additional cases: soul specializations, choosing a new incarnation, the structure of the spirit world. The natural second book.
Life Between Lives (2004)
Written for practitioners, valuable for anyone considering LBL. Understanding the method helps you approach the experience with the right openness.
Memories of the Afterlife (2009)
Case studies from certified LBL practitioners worldwide, edited by Newton. Different cultures, same geography of the spirit world. Read this last.
These books do not just answer questions — they remind you of something your soul already knows.