Writ of Emperor Louis IV [Present-day Germany]: “Emperor Louis (‘Ludowig’) confirms to the citizen of Speyer, Heinrich von Köln (‘Hainrichen von Kolle’) [via this writ] the 60 Mark annual revenues from the Jews of Speyer which were [previously] granted to him by Emperor Henry.]” [Researcher’s note: The above is a translation of a German summary of the old original text both of which can be found in the cited source. The original writ is located in the City-Archive of Speyer.]
Urkunden zur Geschichte der Stadt Speyer. Mit Historischen Verein der Pfalz zu Speyer gewidmet von Heinrich Hilgard-Villard. Gesammelt und herausgegeben von Alfred Hilgard. (Strassburg; 1885); (Official documents regarding the history of the city Speyer. With the Historical Society of the Palatine of Speyer, dedicated by Heinrich Hilgard-Willard. Collected and published by Alfred Hilgard.) (Strasbourg; 1885); Researched and Translated by Ziba Shadjaani 7/20/2020