1969. Third Edition. 748 pages. Illustrated dust jacket over brown cloth boards with lettering. Ex-libris label. Clean pages with light tanning and mild foxing throughout. Pen markings to front free endpaper. Binding remains firm. Boards have mild edge-wear with slight rubbing to surfaces and bumping to corners. 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. Jacket is laminated.