61. University of Pennsylvania, Ms. Coll. 390 Item 2320 DS ID: DS9275 Title: Yogavāsiṣṭha Date: 1842.
62. University of Pennsylvania, Ms. Coll. 390 Item 2550 DS ID: DS9381 Title: Yogavāsiṣṭha Date: 1822.
63. University of Pennsylvania, Ms. Coll. 390 Item 2603 DS ID: DS9414 Title: Praśnottarākṣamaṇiratnamālā Author: Ādi Shankara Date: 1855.