OPTICS - the Technique of Definition by Arthur Cox
1947. 7th edition. 368 pages. Pictorial dust jacket over blue cloth and white lettering. Contains black and white illustrations. Binding remains firm.Pages remain bright with minimal tanning. Boards have moderate edge-wear with bumping to corners and noticeable rubbing to surfaces. Unclipped jacket. Jacket has moderate edge-wear with chips, tears, and creasing.