1. Columbia University Rare Book & Manuscript Library, MS X893 K5133 DS ID: DS18796 Title: Ketubah Place: Iraq Date: 5558 shevaṭ 16, 1798, Feb. 2
2. Columbia University Rare Book & Manuscript Library, MS X893 K5183 DS ID: DS18807 Title: Ketubah Place: Iraq Date: 17--
3. Columbia University Rare Book & Manuscript Library, MS X893.19 M583 DS ID: DS19608 Title: Letter and Hebrew text Author: Yitsḥaḳ Firo Place: Iraq Date: 18--