The book ""Theism, Spiritualism, And Theosophy: Their Essential Agreement And Union"" by W. J. Coleville is a philosophical work that explores the essential agreement and union between theism, spiritualism, and theosophy. The author argues that these three belief systems share a common ground in their understanding of the nature of God, the universe, and the human soul. The book begins by defining theism as the belief in a personal God who created...