1951. Seventh Edition. Unpaginated. No dust jacket. This is an ex-Library book. Paper covered boards with grey cloth to spine. Library copy, with limited stamping. Pages are mildly tanned with visible foxing. Moderate cracking to gutters. Pencil inscription to front endpaper. Boards have light edgewear with corner crushing and notable marking to boards. Notable tanning to board edges and spine, which has mild crushing to ends. Sticker and tape to front board and spine. Mild foxing to label.