1. Columbia University Rare Book & Manuscript Library, MS X893 Se32 DS ID: DS18982 Title: Pinkas and Record Author: Yitsḥaḳ ben Moshe Place: Italy Date: 1728.
2. Columbia University Rare Book & Manuscript Library, MS X893 R31 DS ID: DS19794 Title: Pinkas and Record Place: Italy Date: 1845.