1950. Reprint. 55 pages. Pictorial dust jacket over green cloth. Black and white photographic plates throughout. Pull-out map to final page. Volume IV. Binding remains firm. Pages and plates are lightly tanned throughout. Heavier to endpapers and pastedowns. Tears to creases to map. Boards have light shelf-wear with corner bumping. Slight crushing to spine ends. Light tanning to edges. Unclipped jacket has moderate edgewear with chips, tears, and creasing. Staining and wear marks overall.