1957. Primera Edicion. 240 pages. Illustrated dust jacket over blue cloth boards. Gilt lettering. Textblock is in Spanish. Clean pages with light tanning and mild foxing throughout. More pronounced to free endpapers and pastedowns. Pencil markings to front free endpaper. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Gilt lettering is bright and clear. Visible wear marks to boards. Unclipped jacket. Panels and spine have light edgewear with tears and creases. Moderate sunning to spine. Visible wear marks to spine and panels.