+-------------------------------------------+ | Note: | | | | = around word indicates bold =CAPSULE.= | | _ around word indicated italics _Erebus_ | +-------------------------------------------+ HARVARD PSYCHOLOGICAL STUDIES EDITED BY HUGO MÜNSTERBERG Volume II BOSTON AND NEW YORK HOUGHTON, MIFFLIN AND COMPANY The Riverside Press, Cambridge 1906 COPYRIGHT 1906 BY THE PRESIDENT AND FELLOWS OF HARVARD COLLEGE ALL RIGHTS RESERVED _Published June 1906_ CONTENTS EMERSON HALL: Hugo Münsterberg. I. Experimental Psychology in Harvard 3 II. The Need for Emerson Hall 8 III. Emerson as Philosopher 16 IV. The Place of Experimental Psychology 31 V. The Psychological Laboratory in Emerson Hall 34 OPTICAL STUDIES. Stereoscopic Vision and the Difference of Retinal Images: G. V. Hamilton 43 Eye-Movements during Dizziness: E. B. Holt 57 Vision during Dizziness: E. B. Holt 67 Visual Irradiation: Foster Partridge Boswell 75 FEELING. The Expression of Feelings: F. M. Urban 111 The Mutual Influence of Feelings: John A. H. Keith 141 The Combination of Feelings: C. H. Johnston 159 The Æsthetics of Repeated Space Forms: Eleanor Harris Rowland 193 The Feeling-Value of Unmusical Tone-Intervals: L. E. Emerson 269 ASSOCIATION, APPERCEPTION, ATTENTION. Certainty and Attention: Frances H. Rousmaniere 277 Inhibition and Reënforcement: Louis A. Turley 293 The Interference of Optical Stimuli: H. Kleinknecht 299 Subjective and Objective Simultaneity: Thomas H. Haines 309 The Estimation of Number: C. T. Burnett 349 Time-Estimation in its Relations to Sex, Age, and Physiological Rhythms: Robert M. Yerkes and F. M. Urban 405 Associations under the Influence of Different Ideas: Bird T. Baldwin 431 Dissociation: C. H. Toll 475 MOTOR IMPULSES. The Accuracy of Linear Movement: B. A. Lenfest 485 The Motor Power of Complexity: C. L. Vaughan 527 ANIMAL PSYCHOLOGY.