London: Thornton's Publishers, 1965. Small octavo, card covers. Pp 64. Slight cover soiling, mild foxing to page edges, glue stains to inner edge at title page, else a tight and uncreased copy, no owner names. Covers opium, cocaine, aspirin, marijuana, datura, mescal, tanquillisers, pep pills. "The idea that opium is a deadly drug is nonsense…"