FIRST EDITION, folio, pp. 304, 205-212, 313-628 (text continuous despite pagination) + frontispiece and 26 plates. Contemporary mottled calf, boards bordered with a gilt roll. Some scattered toning and spotting, one gathering browned. Sometime rebacked in paler speckled calf, red morocco label, new endpapers, boards pitted from mottling, scratched and worn.