New York: Bollingen, (1966). First Edition. Hardcover. Octavo. 6.25 x 9.25 in. viii, 168 pp. Translated by R.F.C. Hull. Published as Vol. 15 of the Collected Works of C.G. Jung and No. 20 of the Bollingen Series. More
Fairfax, California: Arete Communications, (2014). First Edition. Hardcover. Thick octavo. 6.375 x 9.25 in. 647 + [7] pp. Illustrated with numerous black & white reproductions. More
Journal of Experimental Psychology, 1942. Paperback. Thin octavo. Staple-bound. On offprint reprinted from the Journal of Experimental Psychology, Vol. 30, No. 6, June, 1942. An early work by Skinner preceeding his famous Walden Two by six years. Signed: "With the compliments of B.F. Skinner" on the outer wrapper. Rare. More
New York: Spring Publications, 1970. First Edition. Paperback. Octavo. 6.125 x 8.625 in. Illustrated with numerous black & white diagrams. One of 900 copies. More
