1961. Revised Edition. 112 pages. No dust jacket. Green cloth boards with gilt lettering. Clean pages with light tanning and mild foxing throughout. More pronounced to free endpapers and pastedowns. Pen inscription to front free endpaper. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Gilt lettering is bright and clear. Moderate sunning to spine and edges with crushing to spine ends. Visible wear marks to boards.