1956. Seventh Impression J. 288 pages. Yellow dust jacket over blue cloth with gilt lettering. Binding remains firm. Pages are moderately tanned with mild foxing throughout. Faint tanning and foxing to text block edges. Small pencil inscription to front free end paper. Boards have light shelf-wear with corner bumping. Gilt lettering is bright and clear. Light crushing and sunning to spine ends. Tiny white stain to front board. Unclipped jacket has moderate edgewear with chips, tears, and creasing and multiple missing areas. Black and brown staining to spine. Visible tanning overall.