1940. 10th edition. 39 pages. No dust jacket. Blue cloth with white lettering. Inscription to front endpaper and title page. Marginalia to a few pages. Pages are lightly tanned and thumbed at the edges, with creased corners and foxing. Binding has remained firm. Boards are a little rub worn with slight shelf wear to corners, spine and edges. Corners are a little bumped and spine ends are a mildly crushed. Tanning to spine and edges.