Treatise on the Quadrant (Quadrans Novus / Rova Yisrael)
רובע ישראל
Author: Jacob ben Machir ibn Tibbon
deposited on July 22, 2026 · History register · custodian, not owner
Author (notable figure)
רובע ישראל
deposited on July 22, 2026 · History register · custodian, not owner
Author (notable figure)