This anthology contains works that will be of primary interest to those interested in the literature of the Vajrayana, or Tantra. The nature and content of Buddhist Tantric literature, and how it resembles and differs from non-Buddhist Tantra, are discussed by Sachen Kunga Nyingpo (1034-1102) in his Overview of Tantra. There are more specialized accounts in the opening section to his Pearl Rosary Tika: A Commentary on the Sri Cakrasamvara Mula Tantra,...