Menasha: Banta, 1924. hardcover. Ed. by James P.C. Southall. Illustrated. 3 vols. 4to, full black leatherette; (corners lightly bumped, two typed pages mounted in flyleaf). Menasha, Wisc: Banta/Optical Society of America, 1924-5. Very Good (+). very good(+).
"One of the greatest books on physiological optics. It includes Helmholtz's revival of the Young theory of colour vision." GM 1513. English translation of the 1909 German edition.