Irving Wallace Library in an Envelope! (3 books in one order: The Seventh Secret (1986); Celestial Bed (1987) & The Word (1972) :)

You are looking at three complete books by the Irving Wallace: The Seventh Sign (paperback) about Hitler & Braun possibly surviving, their suicides a fake; Celestial Bed (hardcover) about sex therapy "...explores the way people make love in postsexual-revolution America..." and The Word (hardcover) about what happens when a person's faith, beliefs & religion are challenged...