1. University of Pennsylvania, LJS 387 DS ID: DS640 Title: al-Qāmūs al-muḥīṭ Author: Firuzabadi Place: Iran Date: between 1350 and 1450?
2. Princeton University, Islamic Manuscripts Garrett no. 2961Y DS ID: DS15368 Title: al-Qāmūs al-muḥīṭ Author: Firuzabadi Date: 1400-1499