xviii, 320pp, numerous black and white photographic plates. Blue cloth-covered boards; gilt titles on front and spine. 12mo. Sun-faded spine, rubbed boards, corners and spine ends with cloth wearing. Text block edges tanning. Endpapers tanning; bookseller's label on front pastedown; previous owner's name on front free endpaper; gutters cracked and strained, volume loose, pages ageing. Otherwise, internally neat and clean.