[Possible/Probable] “Laws/Statues” under the Chairman of Archbishop Jakob II Swinka of Gniezno [Archbishopric of Gniezno; Present-day Poland] [Provisional]: “[…] Furthermore, we order that no one should dare to deposit sacred [liturgical] books with Jews or pledge them in any way, except in severe distress (emergencies/plight) and only with the permission of the prelates.”
Medieval Ashkenaz: Corpus der Quellen zur Geschichte der Juden im Spätmittlealterlichen Reich; Synoden und Konzilien 1, Nr. 3a (“Corpus of the Sources on the History of Jews in the Late Middles Ages; Synods and Councils 1, No. 3a”). Researched and Translated by Ziba Shadjaani 2/17/2017