1955. First Edition. 212 pages. Green dust jacket over blue cloth boards with gilt lettering. 188 tables and black and white illustrations and photographs. Edited by E. Molloy and J.P. Hawker. Binding remains firm. Pages, photos and illustrations remain bright and clear with minimal tanning. Boards have no edge wear except minimal wear to spine ends. Gilt lettering is bright and clear. Unclipped jacket with light edge wear with tears and creasing to the spine ends and top edge. Tanning all over, heavier to spine.