The Principles of Psychology. Vol. II. [Volume 2] (A System of Synthetic Philosophy. Vol. V. [Volume 5])

New York: D. Appleton and Company, 1873. Hard Cover. Very Good/No Jacket. Volume 2 of 2 only. Boards a bit rubbed with minor loss from spine head, ink name and date on front endpaper. 1873 Hard Cover. 648, [4] pp. 8vo. Green pebbled cloth with blind-stamped borders and decorations, gilt titles and rules on spine. A work on psychology by the English Victorian-era philosopher, sociologist, and scientist. He is notable as an early proponent of evolutionary theory (he wrote about evolution before Darwin did), and for coining the term 'survival of the fittest'.