326pp, [4]pp publisher's ads (fore edge uncut); some black and white plates. Blue cloth-covered boards; black design on front, gilt titles on spine; fore and bottom text block edges untrimmed, 'map' endpapers. 8vo. Sun-faded spine; rubbed and bumped corners and spine ends, cloth torn; volume quite loose. Top text block edge dusty, remaining edges tanning and foxing. Internally neat, clean and bright.