1964. Fifth Edition. 218 pages. No dust jacket. Pictorial paper covered boards with cloth spine. Black and white photographs and illustrations. A supplement included. Pages remain bright and clean with minimal tanning and foxing. Some cracking to gutters with exposed netting. Binding loose. Some marginalia. Minor pencil inscriptions to front free endpaper. Boards have moderate shelf wear with mild bumping and rubbing to corners and crushing and fraying to spine ends. All surfaces tanned and sunned, particularly spine.