American Psychological Assoc. (Washington), magazine, blue paperback, Very Good (spined fading, po name on front cover), pages 393 - 488, J. David Reed: Spontaneous Activity of Animals, Eli S. Marks: Sampling in the Revision of the Stanford-Binet Scale, Miles A. Tinker: Illumination Standards for Effective & Easy Seeing, [dp 0805]; G3050 Y2Y.