1937. Sixth Edition. 170 pages. No dust jacket. Green cloth boards. Contains black and white plates and one colour map to rear. Minor tanning and previous owner's inscription to front endpaper. Occasional mild tanning to pages throughout with a little foxing at edges towards front and rear. Prominent foxing to text block edges. Occasional thumb marking and creasing present. Boards have slight scuffing at edges and moderate bumping to corners. Some light scratching and faint pink and dark markings to surfaces with a small crease to cloth cover at rear. Scuffing to spine sides and moderate crushing at frayed ends.