1950. 6th Impression. 512 pages. Yellow dust jacket over brown cloth. Black and white photographic plates and colour pull-out maps throughout. Binding remains firm. Pages and plates have light tanning and foxing throughout. Tears to some page edges, text remains unaffected. Stamp to rear pastedown. Boards have light shelf-wear with corner bumping. Very slight crushing to spine ends. Clipped jacket has moderate edgewear with chips, tears, and creasing. Light tanning to spine and edges. Water marking to front panel. Foxing overall.