1876. Seventh Edition, Revised. 460 pages. Half bound black leather with brown cloth covered boards. German text. Volume II. Contains black and white in-text illustrations. Pages are moderately tanned and foxed throughout. Water staining to edges of pages. Cracking to gutters of a few pages with exposed binding. Occasional thumb-marking present. Blue ink staining to a few pages, text remains readable. Cracking to hinges with exposed binding. Binding remains firm. Boards have moderate edge wear with bumping to corners and rubbing to surfaces. Leather peeling to spine and corners, with noticeable scuffing and scratches overall. Brown water staining to all surfaces.