1. University of Pennsylvania, Ms. Coll 390, Item 27 Title: Nirukta, Pūrva and Uttara Ṣaṭka Date: n.d.
2. University of Pennsylvania, Ms. Coll 390, Item 21 Title: Nirukta Author: Yāska Date: circa 1700-1850.
3. University of Pennsylvania, Ms. Coll 390, Item 24 Title: Nirukta Author: Yāska Date: circa 1700-1850.
5. University of Pennsylvania, Ms. Coll 390, Item 34 Title: Nirukta Author: Yāska Date: circa 1700-1850.
6. University of Pennsylvania, Ms. Coll 390, Item 43 Title: Nirukta Author: Yāska Date: between 1700 and 1850?].
7. University of Pennsylvania, Ms. Coll 390, Item 45 Title: Nirukta Author: Yāska Date: between 1700 and 1850?].
8. University of Pennsylvania, Ms. Coll 390, Item 84 Title: Nirukta Author: Yāska Date: circa 1700-1850.
9. University of Pennsylvania, Ms. Coll 390, Item 2022 Title: Nirukta Author: Yāska Date: circa 1700-1850.