1950. First Edition. 317 pages. Grey dust jacket with black lettering over blue cloth. Fold out diagrams remain in good condition. Small brown stains (approx. 1cm) to pages on occasion. Minimal tanning to endpapers and page edges. Faint creases to some pages. Small inscription to half title page. Mild wear and bumping to spine, board edges and corners, with crushing to spine ends. Minor scuffing and marking to boards. Gilt is bright. Unclipped dust jacket. Notable wear, large tears and pieces missing to edges and corners. Notable tanning to spine and edges, with soiling to DJ. Original price sticker to spine.