1952. Second Revised Edition. 368 pages. Illustrated dust jacket over blue cloth covered boards with gilt. Pages remain clear with minimal tanning and foxing. End papers are more notably tanned. Top edge of text block is dust marked. Cracking to hinges, no damage to end papers. Binding remains firm. Boards have moderate edge-wear with bumping to corners and rubbing to surfaces. Cloth has moderate damp and dust stains. Book has a slight forward lean. Gilt lettering has become dull. Unclipped jacket has moderate edge-wear with chips, tears and creasing. Stained.