1957. 4th Edition, Revised & Enlarged. 128 pages. Pictorial dust jacket over blue cloth. Black and white photographic plates throughout. Binding remains firm. Pages and plates have light tanning and foxing throughout. Marking to copyright page. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Unclipped jacket has heavy edgewear with areas of loss, heavy tears, chips, and creasing. Water staining to spine and rear panel. Light tanning to spine and edges.