no edi#. 97 pages. No dust jacket. Black and yellow cloth. Black and white photographic plates and diagrams throughout. Pages are slightly tanned, with text remaining clear. Binding is firm. Slight cracking to bottom of front hinge. Small brown stain to fore edge. Boards have light shelf-wear, with moderate corner bumping and minimal scuffing to edges. Spine is slightly sunned, with noticeable crushing and slight fraying to ends. Faint black marks overall.