Psilocybin and Mescaline - Molecule of the Month October 1999 [Archived version] Bristol Research 2017 Paul J. May preprint This is the Molecule of the Month entry for October 1999 about psilocybin and mescaline. It is a pdf archive version of the HTML webpage. DOI: 10.6084/m9.figshare.5245549 (opens in new tab) Psilocybin Mescaline Hallucinogen Magic telescope