1964. Fifteenth Impression. 222 pages. Illustrated dust jacket over blue cloth boards. Gilt lettering. Clean pages with light tanning and mild foxing throughout. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. Gilt lettering is bright and clear. Minor wear marks to boards. Unclipped jacket. Panels and spine have light edgewear with tears and creases. Minor sunning to spine. Visible wear marks to spine and panels.