Delineations on the esoterics of pure devotion. These are 3 books compilations which are considered precious gems: 1. Madhurya-kadambini: 8 Showers of Nectar of Bhakti Yoga), 2. Sri Bhagavatamrta-kana: A drop of Nectar from the Beautiful Bhagavatam. 3. Ragavartma-candrika: Moonrays on path of spontaneous bhakti.