¹ Brenman, M., Gill, M. and Knight R. Spontaneous fluctuations in depth of hypnosis and their implications for ego-functioning. Int. J. Psychoanal., 33: 22-33, 1952. (Back to Article)

² Coe, G. A. The Psychology of Religion, 2nd ed. Univ. of Chicago Press, Chicago, 1917. (Back to Article)

³ Cohen, J. Color adaptation of the human rye. Amer. J. Psychol., 59: 8-110, 1946. (Back to Article)

⁴ Deikman, A. J. De-automatization and the mystic experience. Unpublished manuscript. (Back to Article)

⁵ Eagle, M. and Klein, G. Fragmentation phenomena in the stabilized retinal image. Unpublished manuscript. (Back to Article)

⁶ Freedman, G., Grunebaum, H and Greenblatt, M. Perceptual and cognitive changes in sensory deprivation. In Solomon, P., et al., eds. Sensory Deprivation, pp. 58-71. Harvard University Press, Cambridge, 1961. (Back to Article)

⁷ Gill, M. and Brenman, M. Hypnosis and Related States, Austen Riggs Center Monograph Series No. 2 International Universities Piress, New York, 1959. (Back to Article)

⁸ Hartmann, H. Ego Psychology and the Problem of Adaptation. InternationalUniversities Press, New York. 1958. (Back to Article)

⁹ Hilton, W. The Ladder of Perfection. Penguin Books, Baltimore, 1957. (Back to Article)

¹⁰ Hochberg, J., Triebel, W. and Seaman, G. Color adaptation render conditions of homogeneous visual stimulation (Ganzfield). J. Exp.. Psychol., 41-42: 153-159, 1951. (Back to Article)

¹¹ Holt, R. R. and Goldberger, L. Personological correlates of reactions to Perceptual isolation. WADC Technical Report 59-135, 1959. (Back to Article)

¹² James, W. The Varieties of Religious Experience. Modern Library, New York, 1929. (Back to Article)

¹³ Knowles, D. The English Mystical Tradition. Burnes & Otes, London, 1961. (Back to Article)

¹⁴ Orne, M. T. Implications for psychotherapy derived fromcurrent research on the nature of hypnosis. Amer. J. Psychiat., 118: 1097-1103, 1962. (Back to Article)

¹⁵ Osgood, C. E. Method and Theory in Experimental Psychology. Oxford Univ. Press, New York, 1956. (Back to Article)

¹⁶ Pritchard, R. Visual illusions viewed as stabilized retinal images. Quart. J. Exp. Psychol., 10:77-81, 1958. (Back to Article)

¹⁷ Schwartz, F. and Rouse, R, O. The activation and recovery of associations. Psychol. Issues, 3: 1-140, 1961. (Back to Article)

¹⁸ Solomon, P., et al., eds. Sensory Deprivation. Harvard University Press, Cambridge, 1961. (Back to Article)

¹⁹ Von Senden, M. Space and Sight. Free Press, Glencoe, Illinois, 1960. (Back to Article)

²⁰ Woods, J. H. The Yogi-System of Pantanjali. Harvard University Press, Cambridge, 1914 (Harvard Oriental Series, Vol. 17) (Back to Article)