1. Columbia University Rare Book & Manuscript Library, MS X893 L976 DS ID: DS19029 Title: Hebrew riddles Place: Italy Date: 17--
2. Columbia University Rare Book & Manuscript Library, MS X893 L976 DS ID: DS19030 Title: Hebrew texts Author: Abraham ibn Ezra Place: Italy Date: 17--
3. Columbia University Rare Book & Manuscript Library, MS X893 Z8 v.2 no.16 DS ID: DS19826 Title: Jewish folklore Place: undetermined Date: 18--