MIND

A QUARTERLY REVIEW PSYCHOLOGY AND PHILOSOPHY. EDITED BY PROFESSOR G. F. STOUT, WITH THE CO-OPERATION OF DR. E. CAIRO, PROFESSOR WARD, PROFESSOR PRINGLE-PATTISON, PROFESSOR E. B. TITCHENER, AND OTHER MEMBERS OF AN ADVISORY COMMITTEE. NEW SERIES. VOL. XV.- 1 906. WILLIAMS AND NORGATE, 14 HENRIETTA STREET, COVENT GARDEN, LONDON, AND 20 SOUTH FREDERICK STREET, EDINBURGH.

1906.