1. University of Pennsylvania, CAJS Rar Ms 395 DS ID: DS772 Title: Yoreh deʻah Author: Jacob ben Asher Place: Venice Date: 324 [1563 or 1564
2. Columbia University Rare Book & Manuscript Library, MS X893 J152 DS ID: DS19564 Title: Hebrew texts Author: Jacob ben Asher Place: undetermined Date: 13--