1956. Revised Edition. 283 pages. Pictorial dust jacket over green cloth. File copy with associated stamps and inscriptions. Black and white photographic plates throughout. Binding remains firm. Pages and plates are lightly tanned throughout. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Unclipped jacket has light edgewear with tears and creasing. Light tanning to spine and edges. Wear marks overall.