1. Columbia University Rare Book & Manuscript Library, MS X893 G363 DS ID: DS18687 Title: Hebrew texts Author: Hai Gaon Place: Italy Date: 1405.
2. Columbia University Rare Book & Manuscript Library, MS Plimpton Hebrew 004 DS ID: DS19901 Title: Hebrew texts Author: Yiḥya ben Avraham ʹSaraf, ha-Levi Place: undetermined Date: 1781.