1. University of Pennsylvania, Ms. Coll. 390 Item 1743 DS ID: DS8832 Title: Grammatical text Author: Jñānendrasarasvatī Date: circa 1700-1850.
2. University of Pennsylvania, Ms. Coll. 390 Item 1748 DS ID: DS8842 Title: Grammatical text Author: Varadarāja Date: circa 1700-1850.