1961. Revised Edition. 159 pages. Illustrated dust jacket over black illustrated cloth boards. Gilt lettering. Clean pages with light tanning and mild foxing throughout. Pencil and ink stamp markings 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. Unclipped jacket. Panels and spine have light edgewear with tears and creases. Minor wear and ink stamp marks to spine and panels.