The second talk on Volume 9 of CWSA (The Complete Works of Sri Aurobindo) “Writings in Bengali and Sanskrit” covers some Sanskrit writings, particularly Tantra Siddhi Prakaran and Sri Arvind Upanishad.
“Essays in Philosophy and Yoga” CWSA 13 consists of short works in prose written by Sri Aurobindo after 1909 and published during his lifetime....
The doctrine of avatarhood
The concluding talk on The Essays on the Gita (CWSA 19).