1953. Revised and enlarged. 189 pages. Paperback book with pictorial cover. Neat, clean, with heavy tanning and foxing to pages and text block edges. Occasional thumbing throughout and cracking to front hinge. Previous owner's inscriptions to to half title page. Paper cover has mild edge-wear with light rubbing and creasing. Small tears and chipping, with heavy tanning and marking overall. Book is slightly curled.