1968. 180 pages. No dust jacket. This is an ex-Library book. Green laminated boards. Tanning and foxing to endpapers and text block edge. Bookseller's pencil markings with usual library stamps and inserts. Front endpaper missing with surface tears. Light mould to top edge of rear pastedown. Clear and bold text with firm binding and some thumbing throughout. Boards have rub wear and marking with slight forward lean. Light bumping to corners, edges and spine ends. Slight bow to rear board.