1. University of Pennsylvania, Ms. Coll. 390 Item 1174 Bookmark DS ID: DS8328 Title: Samādhi abhyāsaprakaraṇa Date: circa 1700-1850.
2. University of Pennsylvania, Ms. Coll. 390 Item 1927 Bookmark DS ID: DS9012 Title: Rājayoga Author: Vāmanapaṇḍita Date: circa 1700-1850.