1948. 6th Edition. 184 pages. Illustrated jacket over brown cloth. Pages have slight foxing, tanning and minor thumbing. Foxing more noticeable towards the start and end of the book and on text block edges. Endpapers have strips of tanning caused by jacket. Boards have some moderate edge wear, with slight bumping to corners and minor bumping to spine ends. Unclipped jacket has light edgewear with small tears and creasing. Jacket is slightly rubbed and marked overall. Jacket is in a transparent sleeve.