1920. Fourth Edition. 221 pages. No dust jacket. Blue cloth with gilt lettering. Contains black and white plates throughout. Pages are moderately tanned and foxed throughout. Thumb-marking present. Pencil inscription to front pastedown. Some creasing to gutter. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces. Soft crushing to spine ends. Visible tanning to spine and edges. Light marks to boards. Gilt lettering is bright and clear.