1. Columbia University Rare Book & Manuscript Library, MS X893 M273 DS ID: DS18988 Title: Maḥzor Place: undetermined Date: 13--
2. Columbia University Rare Book & Manuscript Library, MS X893 Z8 v.2 no.23 DS ID: DS19361 Title: Maḥzor Place: undetermined Date: 14--
3. Columbia University Rare Book & Manuscript Library, MS X893 J51 DS ID: DS19640 Title: Siddur Place: France Date: 13--
4. Columbia University Rare Book & Manuscript Library, MS X893 J725 DS ID: DS19853 Title: Maḥzor Place: Italy Date: 14--