1957. No Edition Remarks. 509 pages. No dust jacket. Grey and green cloth. Illustrations, photographic plates and maps throughout, in both colour and black and white. Pages are mildly tanned and foxed, but text remains clear. Plates are bright. Visible marking to some pages throughout, but text is not affected. Binding is firm. Boards and spine have minimal shelf-wear, with mild corner bumping and crushing to ends. Visible marks overall.