Text in German. vi, 422, [8, black and white plate illustrations] pp. Half bound in brown leather over marbled paper boards, gilt lettering to spine. Marbed endpapers. 8vo. Boards, especially leather, heavily rubbed around edges and joints with some small chips and scars. Some leather loss at head of spine. Rear bound almost wholly detached. Text block edges toned and dusty. Some faint and occasional spotting internally, with hint of toning on page margins and a little yellowing throughout. Previous owner's name neatly pencilled on front free endpaper verso, else text block clean, neat and tight.
