Deep and Vast Chronicles

Deep and Vast Chronicles revealed by an unknown Bönpo tertön. Tibetan title: (bka' thang zab rgyas). Its four volumes makes it the most extensive version of Guru Rinpoche's life story. Ven. Tulku Urgyen Rinpoche mentioned (to Erik Pema Kunsang) to have read it when a child and was amazed by its richness of detail. This scripture is yet to appear outside Tibet.