New Psychic Frontiers:  Your Key to New Worlds (1st ed.) Walter Uphoff & Mary Jo Uphoff Gerrards Cross, U.K. : Colin Smythe Ltd., 1975.  272 pp. Includes index & bibliographical references First published in 1975, this classic treatise, written by Walter Uphoff and Mary Jo Uphoff, is an outstanding introduction to 20th century psychic research. [...]