In 1997 Rinpoche elucidates the Stages of Meditation taught by the one who is the accomplished Hevajra, Marpa the Translator, the Lord of the Endowments deriving from the oceans of tantric transmissions comprising the precious Marpa Kagyu.
You will also find the Questions and Answers session which was held at this Great Blissful Vajra seminar.
Here are talk 5-11 and talk 15 out of 16 talks.
Tibetan-English
Video