1944. First Edition. 389 pages. Pictorial dust jacket over blue cloth. Black and white photographs and diagrams. Pages remain bright and clean with minimal tanning and foxing. Binding remains firm. Minor pencil inscription to front free endpaper. 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. Gilt lettering to spine is slightly dulled. Unclipped jacket has light edge wear with minor tears, chipping and creasing. Spine noticeably sunned.