Book Review: MYTHS, MODELS AND PARADIGMS: The Nature of Scientific and Religious Language. By Ian G. Barbour. SCM Press, 1974. vii+198 pp. 2.95.; A THEOLOGY OF SPEECH: An Essay in Philosophical Theology. By Ian Davie. Sheed & Ward, 1973. ix+114 pp. 2.50.; INTELLIGIBLE AND RESPONSIBLE TALK ABOUT GOD: A Theory of the Dimensional Structure of Language and its Bearing upon Theological Symbolism. By Robert Allen Evans. E. J. Brill, 1973.