1969. No Edition Remarks. 191 pages. Blue and brown jacket over brown cloth. Contains black and white photographs and diagrams throughout. Pages are mildly tanned, but text remains clear. Binding is firm. Boards and spine have minimal shelf-wear, with mild corner bumping and crushing to ends. Small dents to bottom edge of boards. Spine is slightly sunned. Mild marking overall. Book has a slight forward lean. Unclipped jacket. Moderate tanning to all surfaces, heaviest to spine and edges. Some visible marks to interior. Heavy rubbing to exterior.