vi, 410pp; black and white in-text charts. Laminated pictorial paper-covered boards. 8vo. Sun-faded spine, shelf number label on spine, rubbed corners and spine ends, lamination coming away at joints. Text block edges tanning. Lender's stamps, security device and markings on front endpapers and copyright page. Gutters strained in places, volume quite loose. Otherwise, internally neat and clean. Errata page loosely laid-in.
