1974. Reprinted and Revised. 132 pages. Illustrated dust jacket over green cloth boards. Gilt lettering. Contains colour maps. Clean pages and maps 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. Boards are bowed. Minor wear marks to boards. Unclipped jacket. Panels and spine have light edgewear with tears and creases. Minor tanning, ring and wear marks to flaps, panels and spine.