1964. 2nd Edition. 192 pages. Blue dust jacket over brown paper covered boards with gilt lettering to spine. Pages are lightly tanned with minor foxing throughout. Heavier foxing to text-block edges, pastedowns and endpapers.Binding remains firm. Boards have light shelf-wear with corner bumping. Small scuff to front board top edge. Light sunning to boards edges. Moderate sunning to spine with minor crushing to spine ends. Gilt lettering is darkened. Unclipped dust jacket has moderate edgewear with chips, tears, and creasing. Notable staining to panels. Visible tanning to spine and flaps edges.