- PRINCIPLES OF PSYCHOLOGY. 2 vols. PRINCIPLES OF SOCIOLOGY, Vol. I. 36s. 21s. [For particulars see end of the volume.] WILLIAMS AND NORGATE, 14, HENRIETTA STREET, COVENT GARDEN, LONDON. ALSO MR. SPENCER'S DESCRIPTIVE SOCIOLOGY, COMPILED AND ABSTRACTED BY PROF. DUNCAN, DR. SCHEPPIG, & MR. COLLIER. [For particulars see end of the volume.] WILLIAMS AND NORGATE, 14, HENRIETTA STREET, COVENT GARDEN, London. Harrison & Sons, Printers, St. Martin's Lane. |