The Gnostic Mass Conferences were a series of in-depth discussions on Liber XV, the Gnostic Mass that took place many years ago on CompuServe’s Occult forum. Although some of the information in them is out of date in many ways, a lot of people have found them useful in the past, so here they are. Because of size they have been reformatted in Adobe Acrobat (PDF) format. You can download them here.