<p style='text-align: justify;'>A paper manuscript of the sixth chapter (brāhmaṇas 1-6) of the <i>Bṛhadāraṇyakopaniṣadvārttikasāra</i>, a subcommentary on Sureśvara's subcommentary (titled <i>Bṛhadāraṇyakopaniṣadvārttika</i>) on Śaṅkara's commentary (<i>bhāṣya</i>) on the Bṛhadāraṇyakopaniṣad. The author of the <i>sāra</i>, not named in the manuscript, is possibly Vidyāraṇya (Dasgupta 1932: 83).</p>