1960. Tenth Edition. 508 pages. No dust jacket. Blue cloth. Includes supplement No. 2 - 1964. Contains black and white plates throughout. Pages remain bright and clear with minimal tanning and foxing. Thumb-marking present. Annotations and marginalia to pages throughout. Supplement is bright and clear with rusty staples and black elastic stuck to rear. Light creasing to gutter. Cracking to gutters, with exposed netting. Boards have heavy edge-wear with bumping to corners, crushing to spine ends and rub wear all over. Visible tanning to spine and edges. Water staining to boards. White marks all over. Textblock is shaky.