Chasms of Delight How Mind-expanding Drugs Helped to Change The World

Chasms of Delight is rooted in chemist John Mann's fascination with psychedelic, narcotic and euphoriant drugs. He sets out a colourful history of their discovery and use, telling the story of mind-altering drugs, their contribution to the work of poets and artists, the iniquities of the drug trade and the popular use of drugs in the 60s and 70s.