1964. No edition remarks. 524 pages. Pictorial dust jacket over blue cloth. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Boards have moderate shelf wear with mild bumping and fraying to corners and crushing and fraying to spine ends. All surfaces tanned and sunned, particularly spine. Unclipped jacket has light edge wear with minor chipping and creasing. Some rubbing and marking to surfaces.