London: Routledge & Kegan Paul, 1959. Facsimile reprint, 8vo., pp.xxxii,439,78, blue cloth, gilt, title inlay to spine, b/w frontispieces; light toning and foxing to endpapers, light foxing to edges, slightly affecting margins, otherwise internally clean, slight bruise to bottom right corner of front board, overall a very good copy, in a good price-clipped dust-jacket with chipping to head and tail band and mottling to spine and margins.