1. Columbia University Rare Book & Manuscript Library, MS X893 Y11 DS ID: DS19471 Title: Sermons Author: Gedaliah ibn Yahya ben Joseph Place: undetermined Date: 16--
2. Columbia University Rare Book & Manuscript Library, MS X893 Z8 v.3 no.7 DS ID: DS19965 Title: Hebrew text Place: undetermined Date: 16--