Four vols., 8vo and 4to, pp. [iii]-xxvi, [ii], 364; x, 416; [iii]-ix, [i], 372; iv + 28 plates (13 folding). Vols. 1-3 (8vo) in modern half calf, red buckram boards, spines divided by raised bands between gilt rules, red leather label; vol. 4 (4to) in contemporary half calf, purple pebbled cloth boards, spine divided by double gilt rules, red morocco label. Paper toned, some spotting and foxing, a few marginal dampmarks, half-titles discarded from vols. 1 and 3. Binding of vol. 4 a little rubbed around the edges.