On the Preparations of the Indian Hemp, or Gunjah (Cannabis Indica)

"On the Preparations of the Indian Hemp, or Gunjah (Cannabis Indica)" by W. B. O'Shaughnessy is one of the first scientific texts to look into the benefits of cannabis and hemp in the mainstream, western world. While it would take years before other parts of society would listen, this book helped pave the way for all the research into their benefits that has followed in recent years.