1940. First Edition. 288 pages. No dust jacket. Green cloth. Black & white maps to page 90, diagram to page 94. Pages remain bright and clear with minimal tanning and foxing. Hinges are cracked with exposed binding. Binding is weak. Pencil inscription to front endpaper. Boards have mild edge-wear with slight rubbing to surfaces. Spine has crushing to both ends. Book has forward lean. White staining present.