Levush Eder ha-Yakar (commentary on the calendar and Abraham bar Hiyya's astronomy)
Author: Mordecai Jaffe (Mordekhaï ben Avraham Yoffe), « le Levush »
deposited on July 23, 2026 · History register · custodian, not owner
Author (notable figure)
deposited on July 23, 2026 · History register · custodian, not owner
Author (notable figure)