1. University of Pennsylvania, Ms. Coll. 390 Item 614 Bookmark DS ID: DS7788 Title: Viśiṣṭavaiśiṣṭyabodhavicāra Date: 1692.
2. University of Pennsylvania, Ms. Coll. 390 Item 2092 Bookmark DS ID: DS9157 Title: Tattvacintāmaṇidīdhiti Author: Raghunatha Siromani Date: 1834-1835.
3. University of Pennsylvania, Ms. Coll. 390 Item 3048 Bookmark DS ID: DS9295 Title: Philosophical text Author: Keśavamiśra Date: 1591.