The evolution of general ideas

WORKS ON PSYCHOLOGY.
THE PSYCHOLOGY OF ATTENTION. By Professor Th. Ribot. Fourth edition. Pages, 121. Cloth, 75 cents. (3s. 6d.)
THE DISEASES OF PERSONALITY. By Prof. Th. Ribot. Third edition. Pages, 157. Cloth, 75 cents. (3s. 6d.)
THE DISEASES OF THE WILL. By Prof. Th. Ribot. Second edition. Pages, vi, 121. Cloth, 75 cents. (3s. 6d.)
THE EVOLUTION OF GENERAL IDEAS. By Prof. Th. Ribot. Pages, 231. Cloth, $1.25. (6s. 6d.)
THE PSYCHIC LIFE OF MICRO-ORGANISMS. By Dr. Alfred Binet. Pages, xii, 120. Cloth, 75 cents. (3s. 6d.)
ON DOUBLE CONSCIOUSNESS. By Dr. Alfred Binet. Third Edition. Pages, 93. Paper, 15 cents. (9d.)
THE PSYCHOLOGY OF REASONING. By Dr. Alfred Binet. Pages, 193. Cloth, 75 cents. (3s. 6d.)
THE SOUL OF MAN. By Dr. Paul Carus. With 152 cuts and diagrams. Pages, xvi, 458. Cloth, $3.00. (15s.)
CONTRIBUTIONS TO THE ANALYSIS OF THE SENSATIONS. By Prof. Ernst Mach. Pages, xi, 208. Cuts, 37. Cloth, $1.25. (6s. 6d.)
ON MEMORY, AND THE SPECIFIC ENERGIES OF THE NERVOUS SYSTEM. By Ewald Hering. Second edition. Pages, 50. Paper, 15 cents, (9d.)