1. Princeton University, Islamic Manuscripts Garrett no. 2979Y DS ID: DS15374 Title: Kitāb al-Furūq Author: İsmail Hakkı Bursevî Date: 1700-1799
2. Princeton University, Islamic Manuscripts Garrett no. 1259Y DS ID: DS15375 Title: Kitāb al-Furūq Author: İsmail Hakkı Bursevî Date: 1800-1899