Cambridge: Harvard University Press, 1962. 8vo.,pp. xiii,348, burgundy cloth, gilt, b/w illustrations; slight knock to rear upper corner of spine, lightly toned to upper edge of boards, margin of p.297 frayed, a very good copy, in a good+ unclipped pictorial dust-jacket, which is rubbed and toned to extremities, a small piece missing and a small closed tear to rear upper margin, toned to spine with light soiling to spine and extremities.