1959. Fifth Edition. 977 pages. No dust jacket. Blue cloth boards with gilt lettering. Clean pages with light tanning and mild foxing throughout. More pronounced to free endpapers and pastedowns. Pen markings to front free endpaper. Moderate water staining to fore edges textblock. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Gilt lettering is darkened. Visible wear marks to boards.