21. University of Pennsylvania, Ms. Coll 390, Item 1717 Title: Siddhāntakaumudī Author: Bhaṭṭoji Dīkṣita Date: circa 1700-1850.
22. University of Pennsylvania, Ms. Coll 390, Item 1722 Title: Siddhāntakaumudī Author: Bhaṭṭoji Dīkṣita Date: circa 1700-1850.
23. University of Pennsylvania, Ms. Coll 390, Item 1752 Title: Siddhāntakaumudī Author: Bhaṭṭoji Dīkṣita Date: 1778.
24. University of Pennsylvania, Ms. Coll 390, Item 2607 Title: Siddhāntakaumudī Author: Bhaṭṭoji Dīkṣita Date: circa 1700-1850.