Long out of print, this is a landmark study on narcotic and psychedelic substances by a world-renowned pharmacologist and toxicologist
The first book to bring non-judgmental scientific insights to the use of drugs around the world
Provides detailed information on all major drugs of the time, including opium, cocaine, heroin, cannabis, peyote, fly agaric, henbane, datura, alcohol, kava, betel, coffee, tea, cocoa, and tobacco
A book credited with starting an era of ethnobotany that continues to the present day