11. Princeton University, Islamic Manuscripts Third Series no. 823 DS ID: DS13865 Title: Persian occult text Date: 1893
12. Princeton University, Islamic Manuscripts Third Series no. 424 DS ID: DS14367 Title: Occult texts Date: between 189-? and 191-?
13. Princeton University, Islamic Manuscripts Third Series no. 811 DS ID: DS14393 Title: ʻIlm al-ḥurūf Date: between 1900 and 1925